Aman started a factory with an initial investment of Rs 100000. In the first year, he incurred a loss of 5%. However, during the second year, he earned a profit of 10% which in the third year rose to 12%. Calculate his net profit for the entire period of three years.

Explanation

Initial investment = Rs. `100000`
Loss in the first year =`5%`
Profit in the second year =`10%`
Profit in the second year =`10%`
∴ Investment at the end of `3 years`
`=100000(1+10/100)(1+12/100)(1-5/100)`,
=Rs. `17040`.