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14-08-2021 Answers

 1. Which of the following sentences contains a dangling modifier? Answer: To raise a good dog, patience is useful. 2. The sentence "John wants to really do well on this exam" contains which of the following errors? Answer: split infinitive 3. Which of the following sentences contains a dangling gerund phrase? Answer: On completing the grammar quiz, spiking your pencil is acceptable. 4. Which of the following sentences has a misplaced modifier? Answer: A dog appeared in my dreams that sang like an angel. 5. Which of the following sentences contains a dangling modifier? Answer: None of these 6. Choose the correct sentence. Answer: To enter the contest, you must send an entry form with your slogan. 7. Choose the correct sentence. Answer: She wore a bicycle helmet that was too large on her head. 8. Choose the correct sentence. Answer: The patient with stomach pain was referred to the physician. 9. Identify whether the following sentence is correct or incorrect with respect to mo...
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24-08-2021 Answers

 1. A student multiplies a number by 9/5 instead of multiplying it by 5/9. What is the percentage change in the resulting value due to this mistake? Answer: None of these Solution: Let the number be n. Expected result = 5n/9 Obtained result = 9n/5 Difference = 9n/5 - 5n/9 = 56n/45 Percentage change = 100 * (56n/45)/(5n/9) = 224% 2. A dosa shop increased the price of a dosa from Rs.20 to Rs.25. By what percentage should a customer decrease his dosa consumption to keep the food expense constant? Answer: 20% Solution: Increase in price ratio = x = (25-20)/20 = 1/4. Hence decrease in consumption ratio = y = x/(1+x) = 1/4/(1+1/4)= 1/5. Let original food expense be F. % decrease = 100*(F/5)/F = 20%. 3. 5000 voted in an election between two candidates. 14% of the votes were invalid. The winner won by a margin approximately closer to 15%. Find the number of votes secured by the winner. Answer: 2473 Solution: Valid votes = 5000 * 86/100 = 50*86 = 4300 Let num of votes got by winner = w. Vot...
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31-07-2021 Answers

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 1. (REF=25847) : MN is a mid-segment of triangle ABC. If MN is 48 cm, what is the length of BC? Answer: 96 cm Solution: As MN is mid-segment, BC = 2*MN = 2*48 = 96 cm 2. (REF=25846) : Find the largest angle in the triangle given below. Answer: MAR Solution: The angle opposite to the largest side is the largest angle in a triangle. The largest side is MR (or RM) which is 62 m. Hence the angle opposite to it MAR (or RAM) is the largest angle 3. (REF=25853) : ABC is a right triangle. AM is perpendicular to BC. The size of angle ABC is equal to 55 degrees. Find the size of angle MAC. Answer: 55 degrees Solution: As ABC=55 degree, MCA = 180 - (90+55) = 35 degrees. MAC = 180 - (AMC+MCA) = 180 - (90+35) = 55 degrees 4. (REF=25862) : The vertices of the inscribed (inside) square bisect the sides of the second (outside) square. Find the ratio of the area of the outside square to the area of the inscribed square. Answer: 2:1 Solution: Let the side of the outside square be a. Area of the out...
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