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	Choose the correct choice from the following answers
A) 814 B) 256 C) 3258 D) 896 E) 745
Explanation:   Length of largest tile = H.C.F. of 1517 cm and 902 cm = 41 cm.   Area of each tile = (41 x 41) cm^2.   Required number of tiles =(1517 x 902/41*41)= 814.   814nswer : 814
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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