Question

The loan of 20 m long and 7.5 metre broad is to paved with tiles EAch measuring 3 cm by 2.5 dm find the number of tiles required

Answer 1

the number of tiles required is 20

Answer 2

length =20m

breath=7.5m

area of laws =length *breadth

=20*7.5

=150

length equal to 3 cm equal to 0.03m

Breath equal to 2.5dm equal to 0.25m

area of 1 titles=0.03*0.25

=0.0075

number of title required equal to

total area/ area of 1 title

20 * 7.5* 10000/0.0075*10

20000 title will be required

it's a correct answer

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