Discussion :: Area
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What is the least number of squares tiles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad?
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Answer : Option A
Explanation :
Length of largest tile = H.C.F. of 1517 cm and 902 cm = 41 cm.
Area of each tile = (41 x 41) cm2.
Required number of tiles =\([\frac {1517*902} {41*41 } ]\)=81.4
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