Correct Answer - Option 3 : 115500

**GIVEN:**

The present population of sasaram city = 100000 and The population is increasing by 5% and 10 % in 1st and 2nd year

**FORMULA USED:**

Net % Increase = x + y + xy/100

**CALCULATION:**

Net % Increase = x + y + xy/100

⇒ 5 + 10 + 5 × 10/100

⇒ 15 + .5

⇒ 15.5%

⇒ New Increased Population = Actual Population × Net % increased

⇒ 100000 × 115.5%

⇒ 100000 × 1155/1000

⇒ 115500