# The length of a rectangular field is twice its breadth. A girl jogged around it 5 times and covered a distance of 3km. What is the length of the field?

1
by Sim11

Log in to add a comment

by Sim11

Log in to add a comment

p*5=3000m

p=3000/5

p=600

p=2(l+b)

p=2l+2b

p=4b+2b(lenght is twice of b)

p=6b

6b=600

b=600/6

b=100m

l=200m