Water flows into the cylindrical tank at a constant rate. After 1 minute there are 40 litres
of water in the tank.
r
1.6 m
Assuming the flow continues at the same rate
find the total time needed to fill the tank
(give your answer correct to the nearest second)
radius= 0.5 m height= 1.6m

example 2 – simplify: step 1: completely factor both the numerators and denominators of all fractions. step 2: change the division sign to a multiplication sign and flip (or reciprocate) the fraction after the division sign; essential you need to multiply by the reciprocal. step 3 : cancel or reduce the fractions.

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step-by-step explanation: