Aptitude - Area - Discussion

Discussion Forum : Area - General Questions (Q.No. 10)

Area

10.

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?

814

820

840

844

Answer: Option

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 =		1517 x 902		= 814.
		41 x 41

Discussion:

56 comments Page 6 of 6.

Sathyaraj k said: 9 years ago

Thank you @Ibrahimsha.

Sakshi said: 8 years ago

Thank you @Srivalli.

Shekarreddy said: 7 years ago

Why we use HCF here?

(1)

Richa said: 8 years ago

Thanks @Ibrahimsha.

Divya said: 1 decade ago

Why HCF is used?

Sudarshan jain said: 6 years ago

Thanks all.

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