Question

Mr. Faiz built a rectangular swimming pool in his house. The diagram shows the dimensions of the pool. The perimeter of the pond is 50 m. Calculate the length of the pool.

A.5 m
B.10 m
C.15 m
D.20 m

Which answer for this question?

Answer 1

Perimeter=2(l+b)

2(3x+2x)=50

10x=50

x=50/10

x=5

Length=3x=3×5=15m

Option C. 15m