A room is 4 m long and 3 m 50 cm wide. How many square metres of carpet is needed to cover the floor of the room?
Text Solution
Verified by Experts
'The units are different, so we need to convert them into a single unit,
Thus, 3 m 50 cm = 3 + 0.5 = 3.5 m. [ 100 cm = 1m ] .
Now,
l = 4 m
...
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