a room is 4.5m,4m broad and 3.5 high. How much air does it contain?How many boys can sit in it if each boy occupies 2.52m3 of air space?
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9
Volume ( air in the room ) = 4.5 × 4 × 3.5 = 63 m^3
No. of boys can sit = 63 / 2.52 = 25 boys
No. of boys can sit = 63 / 2.52 = 25 boys
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3
Answer:
Step-by-step explanation:first multiply 4.5×4×3.5
u will get volume of room = 63 (volume of air inside the room)
volume of 1 boy =2.52
:no.of boys can sit= 63÷2.52
=25(person can sit)
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