Ratio and Propo...

11:12__ 1:2

The ratio of income to the expenditure of a family is 2:1. Find the savings if the income is Rs.400.

7 : 5 =

An electric pole casts a shadow of length 25 meters at a time when a tree 3 meters high casts a shadowof length 5meters. Find the height of the pole.

Find x,

2: 49 = x: 98

3:1=

4 : 5 =

Two numbers are respectively 40% and 10% more than a third number. Theratio of the two numbers is

2/11= x /55, find x

Find x,

x : 12 = 3 : 144

Ifthree numbers in the ratio 1 : 3 : 1 be such that the sum of their squares is200 the middle number will be

9 : 10 =

12/20 = 9/….

Find a, if a/ 11= 11/a

11 : 15 =