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1. Rational Numbers
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Q142 of 169 Page 9

Shalini has to cut out circles of diameter cm from an aluminum strip of dimensions cm by cm. How many full circles can Shalini cut? Also calculate the wastage of the aluminum strip.

Diameter of circle = cm


Length of aluminium strip = cm


Width of aluminium strip = cm


Number of circles that can be cut =


= 7


Area of aluminium strip = Length Width



cm2


Area of circle =




Wastage of aluminum strip =





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Questions · 169
1. Rational Numbers
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