Quiz : Ratio and Proportion

There are 10 questions in this quiz. Answer all the questions and comment how many you got correct with something about yourself.

In a class, there are 40 boys and 30 girls. The ratio of girls to boys is

3:4
4:3
4:7
None of these


The ratio of 2 hours to 200 seconds is :

1:36
1:12
36:1
None of these


The ratio of 2.5m to 20cm is

5:2
2:25
25:2
None of these


If the cost of 14 books is ₹1428, then the cost of 6 books is :

₹512
₹612
₹712
None of these


The value of x, if 42,x,18,3 are in proportion is:

7
17
10
None of these


The ratio 6:11 is equivalent to

12:20
10:22
12:22
None of these


If 3,4,4.5,6 are in proportion, then

3×6 = 4×4.5
3×4 = 4.5×6
3×4.5 = 4×6
None of these


If x:57 = 85:51, then the value of x is

67
41
95
None of these


If x,y,z,t are in proportion, then :

xy=zt
xt=yz
xz=yt
None of these


In 3:6::4:8, 3 and 8 are called

Extreme terms
Middle terms
Both a nd b
None of these