Question

A marble tile measures 5cm by 2cm. How many tiles will be required to cover a wall of size 25cm by 8cm ?

Answer 1

Answer:

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Answer 2

area of tile= l×b =5×2=10cm

area of wall = l×b = 25×8 = 200cm

$no. \: of \: tiles = \frac{area \: of \: wall}{area \: of \: tile}$

$= \frac{200}{10} = 20tiles$

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