Question

Tanya invested 80% of her savings in her new business. The business suffered a loss of 5% in its a first year and saw a profit of 8% in the following year. If the value of her investments after 2 years is 4,10,400, find the initial sum invested by Tanya. Also, find her leftover savings.​

Answer 1

Answer:

Solution

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5

n

×25

n−1

÷(5

n−1

×25

n−1

)

It can be written as

=5n×25

n−1

×

(5

n−1

×25

n−1

)

1

By further calculation

=5

n

×

5

n−1

1

So we get

=5

n–n+1

=5

1

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