A swimming pool 9 m wide and 12 m long is 1 m deep on the shallow side and 4 m deep on the deeper side. Its volume is:
Choices:	A) 260	B) 262	C) 270	D) 272	E) None of these
Explanation:   Volume will be length * breadth * height, but in this case two heights are given so we will take average,   Volume=(12∗9∗(1+4 /2))m312∗9∗2.5m3=270m3   Option 270
<result>C</result>
A swimming pool 9 m wide and 12 m long is 1 m deep on the shallow side and 4 m deep on the deeper side. Its volume is: