Question

The ratio of two number are 3:7 and their sum is 90 . find the number

Answer 1

Answer:

The numbers are 27 and 63

Answer 2

Given :-

The ratio of two numbers = 3:7

The sum of the two numbers = 90

To find :-

The two numbers = ?

Solution :-

Let the two numbers be 3x and 7x.

According to the question,

Their sum = 90

So, add both the no.s

3x + 7x = 90

10x = 90

$x = \dfrac{90}{10}$

x = 9

The value of x = 9

The two numbers are :-

3x = 3 × 9 = 27

7x = 7 × 9 = 63

_________________________

Verification :-

27 + 63 = 90.

Hence, verified.