Answers

2015-01-08T20:01:27+05:30
Area of rectangular table = 90 x 70
Area of square blocks=10 x 10
Number of blocks=Area of rectangular table/Rea of square=90 x 70/10 x 10=63
Therefore, 63 blocks will be required
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2015-01-08T20:18:28+05:30
Find area of square = a^2=10^2
find area of rectangle = lambi* unchi
that is : 90*70
t0 get number of sq block ,area of rectangle should be divided by area of square
90*70/10*10
answer :63

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