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Quantitative Aptitude

RATIO AND PROPORTION MCQs

Ratio & Proportion, Ratio, Proportion

Total Questions : 895 | Page 9 of 90 pages
Question 81. The ratio of the incomes of Ram and Shyam is 7 : 17 and that of Shyam and Sohan is 7 : 17. If the income of Ram is Rs. 490, what is the income of Sohan ?
  1.    Rs. 490
  2.    Rs. 1190
  3.    Rs. 2790
  4.    Rs. 2890
 Discuss Question
Answer: Option D. -> Rs. 2890
Question 82. The sides of a triangle are in the ratio $$\frac{{\text{1}}}{{\text{2}}}$$ : $$\frac{{\text{1}}}{{\text{3}}}$$ : $$\frac{{\text{1}}}{{\text{4}}}$$ and its perimeter is 104 cm. The length of the longest side (in cm) is -
  1.    26
  2.    32
  3.    48
  4.    52
 Discuss Question
Answer: Option C. -> 48
Question 83. Which of the following represents a correct proportion ?
  1.    12 : 9 :: 16 : 12
  2.    13 : 11 :: 5 : 4
  3.    30 : 45 :: 13 : 24
  4.    3 : 5 :: 2 : 5
 Discuss Question
Answer: Option A. -> 12 : 9 :: 16 : 12
Question 84. If A : B = 7 : 9 and B : C = 3 : 5 then A : B : C is equal to = ?
  1.    7 : 9 : 5
  2.    21 : 35 : 45
  3.    7 : 9 : 15
  4.    7 : 3 : 15
 Discuss Question
Answer: Option C. -> 7 : 9 : 15
Question 85. The ratio of the length of a school ground to its width is 5 : 2. If the width is 40m, then the length is = ?
  1.    200m
  2.    100m
  3.    50m
  4.    80m
 Discuss Question
Answer: Option B. -> 100m
Question 86. Two numbers are in the ratio 17 : 45. One third of the smaller is less than $$\frac{{\text{1}}}{{\text{5}}}$$ of the bigger by 15. The smaller number is -
  1.    $${\text{25}}\frac{1}{2}$$
  2.    $${\text{67}}\frac{1}{2}$$
  3.    $${\text{76}}\frac{1}{2}$$
  4.    $${\text{86}}\frac{1}{2}$$
 Discuss Question
Answer: Option C. -> $${\text{76}}\frac{1}{2}$$
Question 87. The sum of the squares of three numbers is 532 and the ratio of the first and the second as also of the second and the third is 3 : 2. The third number is -
  1.    8
  2.    12
  3.    18
  4.    20
 Discuss Question
Answer: Option A. -> 8
Question 88. Incomes of A, B, and C are in the ratio 7 : 9 : 12 and their respective expenditures are in the ratio 8 : 9 : 15. If A saves $$\frac{{\text{1}}}{{\text{4}}}$$ of his income, then the ratio of their savings is -
  1.    56 : 99 : 69
  2.    33 : 19 : 23
  3.    15 : 28 : 27
  4.    56 : 69 : 99
 Discuss Question
Answer: Option A. -> 56 : 99 : 69
Question 89. The ratio of the ages of two persons is 4 : 7 and the age of one of them is greater than that of the other by 30 years. The sum of their ages (in years) is = ?
  1.    110
  2.    100
  3.    70
  4.    40
 Discuss Question
Answer: Option A. -> 110
Question 90. A box contains 280 coins of one rupee, 50 paise and 25 paise. The value of each kind of the coins are in the ratio of 8 : 4 : 3. Then the number of 50 paise coins is = ?
  1.    70
  2.    60
  3.    80
  4.    90
 Discuss Question
Answer: Option C. -> 80

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