QUANT QUIZ-13 BASED ON
RATIO AND PROPORTION
1. Two numbers are in ratio1/2:2/2/3,
when each of these are increased by 15, they become in the ratio1/2/3:2/1/1
Find the numbers:
a. 27, 36
b. 36,27
c. 48, 27
d. 64,48
2. A and B have money in the
ratio 2:1.If A gives Rs 2 to B, the money will be in the ratio 1:1.What was the
initial amounts they had:
a. Rs 12, Rs 6
b. Rs 16 , Rs 8
c. Rs. 8 ,Rs 4
d. Rs 6 and Rs 3
3. A man ordered 4 pairs of black
socks and some pair of brown socks. The price of a black socks is double that
of a brown pair, while preparing the bill the clerk interchanged the number of
black and brown pairs by mistake which increased the bill by 50%.The ratio of
the number of black and brown pairs of socks in the original order was:
a. 2:1
b. 4:1
c. 1:2
d. 1:4
4. A fruit seller sold big,
medium and small sized apples for Rs 15, Rs 10 , Rs 5 respectively. The total
number of apples sold were in the ratio 3:2:5.Find the average cost of an apple :
a. 8
b. 10
c.9
d.7
5. 4 yrs ago, the ratio of the
age of A and B was 2:3 and after 4 yrs it will become 5:7.Find their present age:
a. 36,40
b. 32,48
c. 40,56
d. 36, 52
6. If there is a reduction in the
number of workers in a factory in the ratio 15:11 and an increment in the wage
in the ratio 22 : 25 than the ratio by which the total wage of the workers
should be decreased in:
a. 6:5
b. 5:6
c. 3:7
d. 3:5
7. Two equal glasses filled with
alcohol and water in the proportion 2:1 and 3:2 are emptied into a 3rd
glass. The proportion of alcohol and water in the 3rd glass will be:
a. 13:17
b. 19:17
c. 13:11
d. 19:11
8. A policeman starts to chase a
thief, when the thief goes 10 steps, the policeman moves 8 steps. 5 steps of
policeman are equal to 7 steps of thief. The ratio of the speeds of policeman
and thief is:
a. 25:28
b. 25:26
c. 28:25
d. 56:25
9. The ratio of the number of
boys and girls in a school was 5:3. Some new boys and girls were admitted to
the school, in the ratio 5:7.At time, the total number of students in the
school became 1200 and the ratio of boys to girls changed to 7:5. The number of
students in the school before new admission was:
a. 700
b. 720
c. 900
d. 960
10. In an examination, the number
of those who passed and the number of those who failed were in the ratio 25:4.If
5 more had appeared and the number of failures was 2 less than earlier. The
ratio of passers to failure would have been 22:3.The total number who appeared
at the examination is:
a. 145
b. 150
c. 155
d. 180
ANSWERS
1.C, 2.C, 3.D, 4.C, 5.D, 6.A, 7.D, 8.C, 9.D, 10.B,
