Question 1. If each edge of a cube is doubled.
(a) How many times will its surface area increase?
(b) How many times will its volume increase?
Question 2. Water is pouring into a cubiodal reservoir at the rate of 60 litres per minute. If the volume of reservoir is 108 m³, find the number of hours it will take to fill the reservoir.
adityakjha24:
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1 (a)
Surface area will become 4 times
(B)
Volume will become 8 times
2)
60×60×t (in hours) = 108×1000
( 1 cubic m = 1000 litre )
t = 30 hours
Hope it helps
Surface area will become 4 times
(B)
Volume will become 8 times
2)
60×60×t (in hours) = 108×1000
( 1 cubic m = 1000 litre )
t = 30 hours
Hope it helps
Thanks for choosing my answer as brainliest @ruhi71
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