Question

Please answer friend right now please​

Answer 1

Answer :-

a. decrease in water level every hour = 9 litres

decrease in water level after 10 hrs = 9 × 10 = 90

•••••> 90 litres

b. time the tank will take to be empty = 450÷10=45

•••••> 45 hours

c. we could have prevented the water level from decreasing by fixing the leakage through the hole.

hope it helps

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