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9 July, 00:26

A rectangular courtyard 3.78 metres long

and 5.25 metres wide is to be paved

exactly with square tiles, all of the same

size. What is the largest size of the tile

which could be used for the purpose?

(A) 14 cm (B) 21 cm

(C) 42 cm (D) None of these

+3
Answers (1)
  1. 9 July, 02:03
    0
    i believe the answer is C

    Step-by-step explanation:

    3.78 meters = 378 cm

    5.25 meters = 525 cm

    378 x 525 = 198,450

    198,450 / 42 = 4725

    4725 which is a whole number
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