Proportion MCQ Questions
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121-In a mixture of 60 litres, the ratio of milk and water is 7:3. Another 10 liters of water is added to the mixture. Then the ratio of milk and water in the resulting mixture is:
(A) 5:1
(B) 6:1
(C) 2:1
(D) 3:2
122-The sides of a triangle are in the ratio 1/3, ¼ and 1/8. If the perimeter is 153cm. Find the length of the smallest side?
(A) 22cm
(B) 32cm
(C) 27cm
(D) 35cm
123-If x : y = 3 : 2, then (7x + 11y) : (5x + 2y) is :
(A) 62:13
(B) 43:19
(C) 33:17
(D) 29:15
124-. Two numbers are in the ratio 2 : 3. If 8 is added to both the numbers the numbers are in the ratio of 8 : 11. Find the smallest of the two numbers.
(A) 16
(B) 20
(C) 22
(D) 24
125-. The average price of three items of furniture is Rs.22,500. If their prices are in the ratio of 3 : 5 : 7, find the price of the lowest priced furniture.
(A) Rs.9000
(B) Rs.10500
(C) Rs.13500
(D) Rs.15000
126-. In a college, ratio between men and women is 4:7. If the number of men is 324, what is the total strength of the college?
(A) 891
(B) 1107
(C) 957
(D) 756
127-The ratio of two numbers is 25 and the square of their product is 81, then the numbers are:
(A) 5/3 and 15
(B) 5/9 and 15
(C) 3/5 and 15
(D) 9/5 and 15
128-In a class, ratio between girls and boys is 3:4. If the number of boys is 48, what is the total strength of the class?
(A) 70
(B) 96
(C) 84
(D) 120
129-Two numbers are in the ratio 7:8. If 9 is added to each number, the ratio becomes 8:9. Find the numbers?
(A) 45,54
(B) 72,81
(C) 81,90
(D) 63,72
130-Visitors of a show are charged Rs.100 each on first day, Rs.75 each on second day and Rs.55 on third day and the total attendance on the three days were in the ratio 2:3:5 respectively. Find the average charge per person for the whole show.
(A) Rs.50
(B) Rs.60
(C) Rs.70
(D) Rs.80
131-What should be added to each term of the ratio 7:12 so that the ratio becomes 4:5?
(A) 13
(B) 19
(C) 15
(D) 10
132-Divide 3800 between A and B in the ratio of 12 : 8.
(A) A = 2450, B = 1350
(B) A = 2500, B=1300
(C) A =2280, B =1520
(D) A = 3000, B = 800
133-If 88 is divided into four parts proportional to 5, 2, 3, 6, then the smallest part is:
(A) 11
(B) 12
(C) 13
(D) 14
134-What is the ratio of water to milk if a milkman added 10 litres water to 30 litres milk?
(A) 4:2
(B) 2:3
(C) 1:3
(D) 5:6
135-The ratio of two numbers is 17 : 4 and their sum is 420. The greater of the two numbers is _____ .
(A) 175
(B) 200
(C) 340
(D) 315
ANSWERS:
121-(D), 122-(C), 123-(B), 124-(D), 125-(C), 126-(A), 127-(C), 128-(C), 129-(D), 130-(C), 131-(A), 132-(C), 133-(A), 134-(C) 135-(C)
