42 / 2.5 = 16.8
She can make 16 dresses with 0.8 left over.
0.8 * 2.5 = 2 meters = 200 centimeters left over
Mother uses 2.5 metres of cloths to sew a complete dress.
How many complete dresses can she sew from a bolt of cloth 42 m?
And how much cloth will remain? Give answer in cm.
My problem is how do I work out this problem with the help from you.
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On the run
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