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Question
A tap is dripping at a constant rate into a container. The level (L cm) of the water in the container is given by the equation L = 2 - $2^t$, where t is time taken in hours. Then the level of water in the container at the start is
Options:
A .  1 cm
B .  4 cm
C .  2 cm
D .  0 cm
Answer: Option A
Answer:(a)L = 2 - $2^t$At the start, t = 0L = 2 - 2° = 2 - 1 = 1 cm

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