The population of a town was 1,60,000 ...

The population of a town was 1,60,000 three years ago. If it increased by 3%, 2.5% and 5% respectively in last three years, then the present population is `1, 77 , 000` b. `1, 77 , 366` c. `1, 77 , 461` d. `1, 77 , 596`

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