Question

Apiece of wood is cut in the ratio 3:7.if the wood is 1.5m long ,how long the shorter piece?

Answer 1

1.5 ×
`(3)/(10)` = 0.45m

Answer 2

the shorter piece is 3/10 of the 1.5m long piece of wood.
1.5/10=0.15
0.15*3=0.45
The shorter piece is 0.45m or 45cm long.

Hope this helps :)