Question

A piece of wire 6 cm long weighs 30 grams. What is the weight of an 8 m length of the same wire?

Answer 1

Here is the answer I’m really bad at math I reallly need help

Answer 2

40cm

Explanation:

6:8=30:x

3:4=30:x

3/4=30/x

3x=120 ---- cross multiply

x=40

40cm