Question

a line segment 56 cm. long is to be devided into 2 parts in the ratio 2:5. find the leangh of each part?

Answer 1

let the divided parts be 2x and 5x
acording to question 2x+5x=56
7x=56
x=56/7=8
2x=2*8=16and 5x=5*8=40
and i think that 40+16=56
:)

Answer 2

2+5=7
first part=2/7*56=16 cm
second part=5/7*56=40 cm