find the number of plank of ( 4m*5m*2m) that can be stood in a pit which is 40m long , 12m wide, 160m deep.
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the number of plank= (40×12×160)÷(4×5×2)
or 10×6×32=1920
are u understand??
or 10×6×32=1920
are u understand??
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