Remeeta bought an air cooler for Rs 300 including a tax of 10%. Find the price of the air cooler before the VAT.

A car was purchased for Rs 2,10,000. After 2 years the value of the car depreciated 5%. Find the value of the car after one year.

Find interest and amount to be paid on Rs 15000 at 5% per annum after 2 years.

44.

Find CI on a sum of Rs 8000 for 2 years at 5% per annum compounded annually.

Find the time period and rate for each.

1. A sum taken for 1¹/₂ years at 8% per annum is compounded half yearly.

2. A sum taken for 2 years at 4% per annum compounded half yearly.

Find the amount to be paid:

1. At the end of 2 years on Rs 2,400 at 5% per annum compounded annually.

2. At the end of 1 year on Rs 1,800 at 8% per annum compounded quarterly.

A machinery worth Rs 10,500 depreciated by 5%. Find its value after one year.

Find the population of a city after 2 years, which is at present 12 lakh, if the rate of increase is 4%.

Calculate the amount and compound interest on:

(a) Rs 10,800 for 3 years at 12¹/₂ % per annum compounded annually.

(b) Rs 18,000 for 2¹/₂ years at 10% per annum compounded annually.

(c) Rs 62,500 for 1¹/₂ years at 8% per annum compounded half yearly

(d) Rs 8,000 for 1 year at 9% per annum compounded half yearly.

(You could use the year by year calculation using SI formula to verify.)

(e) Rs 10,000 for 1 year at 8% per annum compounded half yearly.

Kamala borrowed Rs 26,400 from a Bank to buy a scooter at a rate of 15% p.a. compounded yearly. What amount will she pay at the end of 2 years and 4 months to clear the loan?

(Hint: Find A for 2 years with interest is compounded yearly and then find SI an the 2nd year for ⁴/₁₂ tears.)