MCQ Answers

 1.The government-> D 2.The domestic demand-> D 3.This world is neither-> D 4.Our armed-> A 5.Neither doctor-> Neither(i) 6.In India more-> B 7.To cultivate interest-> B 8.The use of non-> B 9.Any student who-> C 10.X,Y and Z-> D 11.All the traders-> Neither (i) 12.Today out of the-> B 13.Adversity makes-> B 14.The general manager-> C 15.Some teachers-> Conclusion 2

 1. Find the value of the below expression. Answer: None of these Solution: As answer is 0.63. The value is √(16/40) = √(4/10) = √(0.4) = 0.63 approx 2. Find the value of the below expression. Answer:17 Solution: The expression becomes SQRT(280 + SQRT(69+12)) = √(280+9) = 17 3. Find the value of a based on the below expression. Answer: 28 Solution: 84 = 2*2*3*7 So a = 2*2*3*7*2*2*3*7/(18*14) = 28 4. Find the value of the below expression. Answer: 35/3 Solution: Multiply numerator and denominator with 100000. The expression becomes √(19600/144) = 140/12 = 35/3 5. Find the value of the below expression. Answer: 2.12 Solution: The value is 0.1 + 0.9 + 1.1 + 0.02 = 2.12 6. Find the value of the below expression. Answer: 2/3 Solution: Sqrt(64/729) = 8/27 Cuberoot(8/27) = 2/3 7. If a=5, what is the value of the below expression? Answer: 500 Solution: a^3 - a^2 = 125-25 = 100 So the expression becomes 10*5*√(100) = 50*10 = 500 8. Find the value of the expression below. Answer: 9/4 So...

 1. The below sentence is divided into parts and presented as options. Choose the part(option) which contains an error. He runs faster than any cricket player in the team. Answer: than any cricket player 2. You will get through in the examination. Answer: in the examination 3. Corruption as well as unemployment influence the votes in an election. Answer: influence the votes 4. Most of the five-years plans have been successful. Answer: five-years plans 5. They had to face much troubles during their expedition. Answer: face much troubles 6. Neither the old man nor his children knows how to solve the problem. Answer: nor his children knows 7. One of my student tells me that she has failed. Answer: student tells me 8. Either the president or the chairman has an option to donate funds. Answer: No Error 9. The repetition of these sounds stir the emotions. Answer: stir the emotions. 10. He is more cleverer than any other boy of his age. Answer: He is more cleverer 11. Dozen of apples were...

1. Choose the correctly spelt word. Ans: guarantee 2. affair 3. matrimony 4. sculpture 5. evidence 6. schedule 7. linguistic 8. accommodation 9. vindictive 10. sample 11. grammar 12. assurance 13. surveillance 14. malefic 15. furniture 16. itinerary 17. legitimate 18. material 19. entrepreneur 20. occasion

 1. Find the sum of following numbers. 54 + 108 + 216 + 432 + 864 + 1728 + 3456 Answer: 6858 Solution: The ratio of multiplication is 2 (A term is twice the previous term). There are 7 terms in the series. Hence  using the speed math trick, sum = (2^7 - 1)*54/(2-1) = (127*54) =  6858 2. Find the sum of following numbers. 25 + 75 + 225 + 675 + 2025 + 6075 + 24300 + 97200 + 388800 + 1555200 Answer: 2074600 Solution: There are two series. First let us find sum of 25 + 75 + 225 + 675 + 2025 + 6075. Sum using the speed maths trick is =  (3^6 -1)*25/(3-1) = 9100 [Each number is thrice the previous term] Next for the series 24300 + 97200 + 388800 + 1555200, Sum using the speed maths trick is =  (4^4 -1)*24300/(4-1) = 2065500. [Each number is four times the previous term]. Total = 9100 + 2065500 = 2074600 3. What is the value of 52 * 5.5 + 64*22 + 82 * 11? Answer: 2596 Solution: This problem is based on speed maths trick to multiply a number with 11. The expression can ...

1. Find the value to replace question mark if 121^3 * 11 / (1331^2) = 11? Answer: 1 Solution: 1331 = 121*11 So the expression becomes, 11^6 * 11/(11^6) = 11. Hence ?=1 2. Find the value of (5555+3600)/1831 Answer: 5 Solution: 5555 = 5*1111, 3600 = 5*720 As 1831 = 1111+720, the expression can be written as 5*(1111+720)/(1111+720) = 5 3. Find the value of 12.05 * 6.3/0.7 Answer: 108.45 Solution: 12.05 * 6.3/0.7 = 12.05 * 63/7 = 12.05 * 9 = 12.05 * (10-1) = 120.5 - 12.05 = 108.45 4. Find the value of (2 - 1/3) (1 - 1/4)(1 - 1/5) ....... (1 - 1/99)(1 - 1/100) Answer: 0.05 Solution: (2 - 1/3) = 5/3 (1 - 1/4) = 3/4 (1 - 1/5) = 4/5 (1 - 1/100) = 99/100 So expression becomes 5/3 * 3/4 * 4/5 * ..... 98/99 * 99/100 = 5/100 = .05 5. If a/b = 1/3 and 9a + b = 48, then find the value of a. Answer: 4 Solution: a/b = 1/3, So b=3a. using the other equation, 9a+3a = 48, a=48/12=4 6. Answer: 9/11 Solution: Dividing by B, the expression becomes (A/B - 1)/(A/B + 1) = (10-1)/(10+1) = 9/11 7. What is the va...

1. The simple interest on a certain sum for 2 years at 10% per annum is Rs. 90. Find the corresponding compound interest at the same interest rate for 2 years. Answer: Rs. 94.50 Solution: 90 = P*2*10/100, P = 100 * 90 / (2 * 10) = 450 Amount maturing in 2 years at compound interest = 450 * (1 + 10/100)^2 = 544.50 C.I = Maturing Amount - P = 544.50 - 450 = 94.50 2. A tree increases annually by 1/8th of its height. By how much will it increase after 2 years, if it stands today 64 cms high ? Answer: 17 cms Solution: Increase% = (1/8) * 100 = 12.5% Height after 2 years = 64 * (1 + 12.5/100)^2 = 64 * (1 + 1 / 8 )^2 = 64 * 9/8 * 9/8 = 81cms Increase in height = 81 - 64 = 17 cms 3. Ashok borrowed some money at 16% simple interest. If he repaid Rs. 10080 in all after 5 years, how much did he borrow ? Answer: Rs. 5600 Solution: Let the loan amount be x x + interest for 5 years = 10080 S.I. = 10080 - x 10080 - x = x * 5 * 16 / 100 10080 - x = 4x/ 5, 10080*5 = 9x, x = 5600 4. If the interest on R...

 1. Choose one among the images (A, B, C, D) which will replace the question mark so that the pair on the right is similar to the pair of images on the left. Answer: C Solution: The image is flipped horizontally. 2. (REF=28756) : Choose one among the images (A, B, C, D) which will replace the question mark so that the pair on the right is similar to the pair of images on the left. Answer: B Solution: The image is flipped horizontally. 3. (REF=28755) : Choose one among the images (A, B, C, D) which will replace the question mark so that the pair on the right is similar to the pair of images on the left Answer: B Solution: The image is flipped horizontally. 4. Choose one among the images (A, B, C, D) which will replace the question mark so that the pair on the right is similar to the pair of images on the left. Answer: D Solution: The image is flipped horizontally. 5. Choose one among the images (A, B, C, D) which will replace the question mark so that the pair on the right is simila...

1. In a class, 30 students pass in English and 20 students in Math, while some students among these pass in both. How many more students do only English as compared to those doing only Maths? Answer: 10 Solution: Assume x students pass in both. Number of students who pass only in English = 30-x, only in Math = 20-x. Num of students more = 30-x - (20-x) = 10 2. In an examination, 70% of the students passed in English, 65% in Mathematics, 27% failed in both the subjects and 248 passed in both the subjects. Find the total number of students who wrote the exam. Answer: 400 Solution: Students who passed atleast in 1 subject = 100-27 = 73% Let the total number of students who wrote the test be x. 0.73x = 0.7x + 0.65x - 248, x = 248/0.62 = 400 3. A dance instructor conducts an annual workshop in which he holds sessions for basic learners and trainers. In a particular year, 2000 people attended the workshop. 1500 participated as learners and 800 as trainers. How many participated as only train...

1. Which part of the sentence has an error in it? Students should work / hard in order to / build their carrier. Answer: build their carrier. 2. The below sentence is broken into four parts. Choose the part containing an error. After working very hard over a long period of time Naveen found he had hardly made no profit at all. Answer: no profit at all. 3. Choose the part of the sentence containing an error. He asked me (a) / when could I finish (b) / the work. (c) / No error (d) Answer: b 4. Choose the best word/phrase to replace the underlined part in accordance with grammatical usage, where ever necessary.  We are looking forward to see you again. Answer: forward to seeing 5. Find which part of the sentence has an error in it? The man enjoyed / ride his bike down / the narrow road. Answer: ride his bike down 6. Choose the best word/phrase to replace the underlined part in accordance with grammatical usage, wherever necessary.  In his middle age even he preferred working hard...

1. Select the correct option to be filled in the blank. We never believed that he would resort to ___ in order to achieve his goal; we always regarded him as an ____ man. Answer: subterfuge, honest 2. Select the correct option to be filled in the blank. The original artwork of the Native Kashchewans have disintegrated over time; therefore, restoration work on these portions of the buildings has been largely _____. Answer: speculative 3. Select the correct option to be filled in the blank. The guitar is a plucked string instrument,  Answer: usually played with fingers or a pick. 4. Select the correct option to be filled in the blank. The Codd-neck bottle was designed and manufactured Answer: to enclose a marble and a rubber gasket in the neck. 5. Select the correct option to be filled in the blank. Clay is a naturally occurring aluminium silicate _____ Answer: composed primarily of fine-grained minerals. 6. Select the correct option to be filled in the blank. Iconography is the stud...

1. In a row of 60, if Ram is standing at 17th from the first, what is his position from the last? Answer: 44 Solution: The order is 1 2 3  .... 16 Ram 18 19 20 ... 58 59 60 So position from last is 60 - 16 = 44 2. Some candidates sit in a line to write an exam. Candidate 31 sits behind Candidate 48 but before Candidate 57. Candidate 91 sits behind Candidate 57 but before Candidate 78. Candidate 48 sits behind Candidate 25 but before Candidate 31. Which candidate sits last? Answer: Candidate 78 Solution: The order of candidates from first to last - Candidate 25-Candidate 48-Candidate 31-Candidate 57-Candidate 91-Candidate 78 3. A, P, R, X, S and Z are sitting in a row. S and Z are in the centre. A and P are at the ends. R is sitting to the left of A. Who is to the right of P? Answer: X Solution: The seating arrangement is    A R S Z X P  or  A R Z S X P Hence X is to the right of P. 4. Read the below information and answer the questions below. Six persons are sit...

1. Read the following information carefully and answer the questions given below :- (a) Six flats on floor in two rows facing North and South are alloted to P, Q , R, S, T and U. (b) Q gets a North facing flat and is not next to S. (c) S and U get diagonally opposite flats (d) R, next to U, gets a South facing flat and T gets a North facing flat. The flats of which of the other pairs than SU, is diagonally opposite to each other ? Answer:QP Solution: Flat positioning: U R P Q T S 2. Read the following information and answer the questions below. Four ladies A, B, C and D and four gentlemen E, F, G and H are sitting in a circle round a table facing each other.     (i) No two ladies or two gentlemen are sitting side by side.     (ii) C, who is sitting between G and E, is facing D.     (iii) F is between D and A and is facing G.     (iv) H is to the right of B. Related Comprehension Questions Who is sitting to the left of A ? Answer: F Solution: The o...

1. If 40% of a number is equal to two-third of another number, what is the ratio of the first number to the second number? Answer: 5:3 Solution: Let the numbers be x,y. 40x/100 = 2y/3, x/y = (2*100)/(3*40), x/y = 5/3 2. Two numbers are in the ratio of 3 : 4. If 5 is subtracted from each, the resulting numbers are in the ratio 2 : 3. Find the numbers. Answer: 15.20 Solution: Let the numbers be 3x,4x. 3x-5:4x-5 = 2:3, 9x-15 = 8x-10, x=5. So the numbers are 15,20 3. If a=5b=2c=4d, then a:b:c:d is Answer: 20:4:10:5 Solution: a/b = 5/1, b/c = 2/5, c/d = 2/1 (4/2 which is 2/1) a:b:c:d = n1*n2*n3 : d1*n2*n3 : d1*d2*n3 : d1*d2*d3 = 5*2*2 : 1*2*2 : 1*5*2 : 1*5*1 = 20:4:10:5 4. The ratio of earnings of A to B is 4 : 7. What is the ratio of A's earning to the combined earning? Answer: 4:11 Solution: Let the earnings be 4x,7x. Required ratio = 4x/(4x+7x) = 4/11 5. The weights of Raju and Shyam is in the ratio 5 : 7. If the difference between their weights is 12 kgs, find Shyam's weight. An...

1. If a:b = 4:9 and when 4 is added to both the numbers, the new ratio becomes 21:46. What is the difference between a and b? Answer: 100 Solution: Let the numbers be 4x,9x. (4x+4):(9x+4) = 21:46, Solving x=20, Difference between a and b = 9x-4x = 5x = 100 2. The speed of three cars are in the ratio 2:3:4. Find the ratio between the time taken by these cars to travel the same distance. Answer: 6:4:3 Solution: Speed is inversely proportional to time taken. Hence ratio of time taken by these cars = (1/2) : (1/3) : (1/4) = 6:4:3 3. A earns Rs.120 in 5 days and B Rs.90 in 3 days. Find the ratio of earnings of A to B. Answer: 4:5 Solution: A earns  120/5 = Rs.24 per day. B earns 90/3 = Rs.30 per day. Ratio of earnings = 24:30 = 4:5 4. A man, a woman and a boy earn in the ratio of 5 : 4 : 3. If 10 men, 16 women and 25 boys earn Rs.378. How much does each earn? Answer: Man = Rs. 10, Woman = Rs. 8, Boy = Rs. 6 Solution: Let the amount earned by a man, a woman, a boy be 5x,4x,3x. 10*5x + 16...

1. The monthly salary of X, Y, Z is in the proportion of 2 : 3 : 5. If Z’s monthly salary is Rs. 1500 more than that of X, find Y’s annual salary ? Answer: Rs. 18000 Solution: Let the monthly salary of X, Y, Z be 2x, 3x, and 5x respectively. 5x - 2x = 1500, x = 500 Y’s monthly salary = 1500 Y’s annual salary = (12 * 1500) 18000 2. Rs. 980 is divided among Ram, Sam and Gopal. The share of Ram is 2/5 th of the combined share of Sam and Gopal. Find Ram’s share. Answer: Rs. 280 Solution: Ram : (Sam + Gopal) = 2 : 5 Ram’s share = (980 * (2 / 7) = 280 3. Out of the ratios 17 : 15, 15 : 23, 24 : 25 and 21 : 29, find the largest one Answer: 17:15 Solution: Only in 17/15, numerator is more than denominator and hence the largest. 4. In a class the number of boys is more than number of girls by 15% of the total strength. Find the ratio of boys to girls. Answer: 23:17 Solution: Let the number of boys and girls be x and y respectively. Then, (x - y) = 15% of (x + y) x - y   = (15 / 100) * ...

1. If Rs.24586 is to be divided among four persons A,B,C,D such that A:B = 3:4, B:C = 5:6 and C:D = 7:5, who will get the minimum amount? Answer: Person A Solution: A/B = 3/4     B/C = 5/6   C/D=7/5 Shortcut: The ratio of A:B:C:D is given as (n1*n2*n3) : (d1*n2*n3) : (d1*d2*n3) : (d1*d2*d3). Hence A:B:C:D = (3*5*7):(4*5*7):(4*6*7):(4*6*5) = 105:140:168:120 Hence A will get minimum amount. 2. Three cans contain equal quantities of alcohol and water in the ratios  6:1, 5:2 and 8:3 respectively. If the contents of all three cans are poured into a single vessel, the proportion of alcohol:water in the vessel is Answer: 59:18 Solution: Let the quantity of alcohol and water be 6x:x , 5y:2y and 8z:3z. Proportion of alcohol:water = (6x+5y+8z)/(x+2y+3z). --Eq1 As all the cans contain equal quantities of alcohol and water, 7x = 7y = 11z. Hence x=y and z=7y/11. Substituting in Eq1), the required proportion is (6y + 5y + 56y/11)/(y + 2y + 21y/11) = 177y/54y = 59:18 3. A...