A TV was bought at a price of Rs 21,000. After one year the value of the TV was depreciated by 5% (Depreciation means reduction of value due to use and age of the item). Find the value of the TV after one year.

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

A scooter was bought at Rs 42,000. Its value depreciated at the rate of 8% per annum. Find its value after one year.

The price of 2 pencils and 3 erasers is ? 19. The price of 3 pencils and 2 erasers is ? 21. Find the value of one pencil and one eraser.

Rs.10,000 is invested at 5% interest rate p.a. Find the interest at the end of one year.

A gentleman buys every year Bank’s certificates of value exceeding the last year’s purchase by ₹25. After 20 years he finds that the value of the certificates purchased by him is ₹ 7250. Find the value of the certificates bought by him : in the first year.

A gentleman buys every year Bank’s certificates of value exceeding the last year’s purchase by ₹25. After 20 years he finds that the value of the certificates purchased by him is ₹ 7250. Find the value of the certificates bought by him : in the 13th year.

On 1st January every year, a person buys National saving certificates of value exceeding of his last year’s purchase by Rs. 100. After 10 years he finds that the total value of the certificates' purchased by him is $5000. Find the value of certificates purchased by him :-in the first year .

On 1st January every year, a person buys National saving certificates of value exceeding of his last year’s purchase by Rs. 100. After 10 years he finds that the total value of the certificates' purchased by him is $5000. Find the value of certificates purchased by him :- in the 9th year.