## 7. A water reservoir is 22 m long, 16 m broad and 10 m high. Find the cost of cementing its floor and the four

walls at the rate of 19 per m2

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# 7. A water reservoir is 22 m long, 16 m broad and 10 m high. Find

##
7. A water reservoir is 22 m long, 16 m broad and 10 m high. Find the cost of cementing its floor and the four

##

walls at the rate of 19 per m2