Multiple Choice Questions on A room 6m 24cm long and 4m 56 cm broad is to be paved with square tiles Find the least number of squ........... for CDS Exam Preparation

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Multiple Choice Questions

A room 6m 24cm long and 4m 56 cm broad is to be paved with square tiles Find the least number of squ...........

Quantitative Aptitude (CDS) Mensuration 2D
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    A room 6m 24cm long and 4m 56 cm broad is to be paved with square tiles. Find the least number of square tiles required to cover the floor?

    494

    Correct Answer

    594

    Incorrect Answer

    449

    Incorrect Answer

    454

    Incorrect Answer
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    Explanation:

    Area of the room = (624×456) cm2

    Size of largest tile = HCF of 624cm and 456cm = 24cm

    Area of one tile = (24×24) cm2.

    Number of tiles required = [(624×456)/ (24×24)] = 494.

    By: bhavesh kumar singh
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