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Energy

It takes eigh...

Question

It takes eight more than thrice the number of days to produce energy by water compared to solar. If solar takes 9 days then water takes

A

takes 35 days

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B

takes 30 days

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C

takes 32 days

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Solution

The correct option is A takes 35 days
Let the number of days taken for energy production by water be w

number of days taken for energy production by solar be s
It is given that

w = 3s + 8

If s = 9
then w = $3 \times 9 + 8 27 + 8 = 35$

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