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Reasoning Aptitude

ARITHMETIC REASONING MCQs

Arithmetical Reasoning

Total Questions : 278 | Page 3 of 28 pages
Question 21. In a class, there are 18 boys who are over 160 cm tall. If these constitute three-fourths of the boys and the total number of boys is two-thirds of the total number of students in the class, what is the number of girls in the class ?
  1.    6
  2.    12
  3.    18
  4.    24
 Discuss Question
Answer: Option B. -> 12
Question 22. A father is now three times as old as his son. Five years back, he was four times as old as his son. The age of the son (in years) is
  1.    12
  2.    15
  3.    18
  4.    20
 Discuss Question
Answer: Option B. -> 15
Question 23. A waiter's salary consists of his salary and tips. During one week his tips were 5/4 of his salary. What fraction of his income came from tips ?
  1.    4/9
  2.    5/4
  3.    5/8
  4.    5/9
 Discuss Question
Answer: Option D. -> 5/9
Question 24. If you write down all the numbers from 1 to 100, then how many times do you write 3 ?
  1.    11
  2.    18
  3.    20
  4.    21
 Discuss Question
Answer: Option C. -> 20
Question 25. If 100 cats kill 100 mice in 100 days, then 4 cats would kill 4 mice in how many days ?
  1.    1 day
  2.    4 days
  3.    40 days
  4.    100 days
 Discuss Question
Answer: Option D. -> 100 days
Question 26. Five bells begin to toll together and toll respectively at intervals of 6, 5, 7, 10 and 12 seconds. How many times will they toll together in one hour excluding the one at the start ?
  1.    7 times
  2.    8 times
  3.    9 times
  4.    11 times
 Discuss Question
Answer: Option B. -> 8 times
Question 27. A bus starts from city X. The number of women in the bus is half of the number of men. In city Y, 10 men leave the bus and five women enter. Now, number of men and women is equal. In the beginning, how many passengers entered the bus ?
  1.    15
  2.    30
  3.    36
  4.    45
 Discuss Question
Answer: Option D. -> 45
Question 28. A, B, C, D and E play a game of cards. A says to B, "If you give me 3 cards, you will have as many as I have at this moment while if D takes 5 cards from you, he will have as many as E has." A and C together have twice as many cards as E has. B and D together also have the same number of cards as A and C taken together. If together they have 150 cards, how many cards has C got ?
  1.    28
  2.    29
  3.    31
  4.    35
 Discuss Question
Answer: Option A. -> 28
Question 29. A farmer built a fence around his square plot. He used 27 fence poles on each side of the square. How many poles did he need altogether ?
  1.    100
  2.    104
  3.    108
  4.    None of these
 Discuss Question
Answer: Option B. -> 104
Question 30. In a city, 40% of the adults are illiterate while 85% of the children are literate. If the ratio of the adults to that of the children is 2 : 3, then what percent of the population is literate ?
  1.    20%
  2.    25%
  3.    50%
  4.    75%
 Discuss Question
Answer: Option D. -> 75%

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