**1) The present population of a city is 180000. If it increases at the rate of 10% per annum, its population after 2 years will be:**

**a) 207800**

**b) 227800**

**c) 217800**

**d) 237800**

**Answer: c**

**2) The population of a town increases every year by 4%. If its percent population is 50,000, then after 2 years it will be:**

**a) 53,900**

**b) 54,000**

**c) 54,080**

**d) 54,900**

**Answer: c**

**3) The value of a machine depricates by 5% every year. If its present value is Rs 2,00,000 its value after 2 years will be:**

**a) Rs 1,80,000**

**b) Rs 1,99,000**

**c) Rs 1,80,000**

**d) Rs 2,10,000**

**Answer: a**