Question

4) How many marble tiles of 12 cm x 3 cm will be needed to fit in a rectangular region
of length 90 cm & breadth 40 cm?​

Answer 1

Answer:

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Answer 2

Answer:

100

Step-by-step explanation:

Total area to cover is 90*40=3600 cm^2

1 tile is 12*3=36cm^2

Therefore no.of tiles needed will be 3600/36=100 tiles

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