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A sum doubles in 8 years at simple interest. In how many years will the sum become 4 times the original sum?

A sum doubles in 8 years at simple interest. In how many years will the sum become 4 times the original sum?

  • Option 1)

    16

  • Option 2)

    24

  • Option 3)

    64

  • Option 4)

    40

  • Option 5)

    32

Answers (1)
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let the sum is P then P becomes 2P in 8 years

p >> 8 years >>>2p>>>8 year >>>3p >>>8 years >> 4p

8+8+8 = 24 years

Because it is always equal In all years

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