a pile of 104 copies of the book weighs 78kg . how many books weigh 30 kg
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40 copies of book will make 30 kg.
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104 ---- 78kg
x ----- 30kg
30*104=78*x
30*104/78=x
3120/78=x
40=x
weight of 30kg copies is 40kg
hope it may help u!!!!!!
x ----- 30kg
30*104=78*x
30*104/78=x
3120/78=x
40=x
weight of 30kg copies is 40kg
hope it may help u!!!!!!
Keerthana03:
sorry its 40 copies
it's okay
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