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Bricks of dimensions 15 cm times 8 cm ti...

Bricks of dimensions `15 cm times 8 cm times 5 cm` are used to build a wall of dimensions `120 cm times 16 cm times 200 cm`. How many bricks are used?

A

(A) 1280

B

(B) 640

C

( C) 160cm

D

(D) 320

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