a wall 6 m long 5 high and 50 cm thick..., Mathematics, Computer Fundamentals

Question:A wall 6 m long, 5 m high and 50 cm thick has to be built using bricks measuring 25 cm by 7.5 cm  by 7.5 cm. If the mortar occupies 5% of the volume of the wall, then find the number of bricks to  build the wall?

+ AnswerC

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Question:A wall 6 m long, 5 m high and 50 cm thick has to be built using bricks measuring 25 cm by 7.5 cm by 7.5 cm. If the mortar occupies 5% of the volume of the wall, then find the number of bricks to build the wall?

A 4565

B 6080

C 5424

D 8741

C