Question

divide a line segment 45cm into three parts whose ratio 5:7:3​

Answer 1

Answer:

let this line is divides in ratio = 5x:7x:3x

And now ,

=5x+7x+3x = 45

=15x = 45

x = 45/15 = 3

And x=3

So, divided parts are =

15,21 and 9

Answer 2

Answer:

if ratio be added , 5+7+3=15

Step-by-step explanation:

1. 45×5÷15=15 45×7÷15=21 45×3÷15=9 the number be 15,21,9