Question

A sum amount to 5 times itself at the rate of 10% per year. Find the time period​

Answer 1

Answer:

SI=

100

P×R×T

, SI

t+15

=

100

P×R×T+15

Let sum= x, Then SI=4x

Rate=

P×T

100×SI

=

15

100×4x

=

15

400

=26.66%

Step-by-step explanation:

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