Question

a rope of length 3M 60cm is cut into two pieces such that is 7:5 find the length of larger piece

Answer 1

so 7x+5x=360
12x=360
x=360/12
x=30cm
7x=30×7=210
5x=5×30=150

Answer 2

Answer:

3m60cm=360cm

Ratio=7:5

Let ratio be in x

7x+5+=360

12x=360

X=30

Smallest part=5x

5*30

=150cm

Biggest bart=7

=7*30

= 210cm

Therefor biggest part of rope is 2.1 m.