Question

1. Ratio of three sides of a triangle are 1 : 3 : 5 and perimeter of the triangle is 270m. Find

the sides.

2.Two numbers are in the ratio 4:7. If the sum of numbers is 143, find the numbers.

3.Sides of a rectangle are in the ratio 14:3. If the perimeter of the rectangle is 170 cms, find

the length and breadth.
please do not write a useless answer​

Answer 1

2-Let the numbers be 4x and 7x

Sum is 143

ATQ,

7x + 4x = 143

11x = 143

$x = \frac{143}{11}$

x = 13

1st number => 7x = 7 × 13 = 91

2nd number => 4x = 4 × 13 = 52