CBSE Guess > Papers > Important Questions > Class X > Maths > Mathematics By Mr. Sanjay Kumar

Chapter - 6

Q. 61. A mobile-phone can be purchased for Rs. 28,000 cash or for Rs. 7400 cash down payment followed by four equal monthly instalements of Rs. 5200 each. Find the rate of interest charged under the instalement plan.

Q. 62. A video camera is sold for Rs. 5600 cash or for Rs. 1800 cash down payment and 10 equal monthly instalements of Rs. 400 each. Find the rate of interest charged.

Q. 63. A house is sold for Rs. 4,50,000 cash or for Rs. 1,50,000 cash down payment followed by 10 equal monthly instalements of Rs. 32000 each. Find the rate of interest.

Q. 64. Hamish borrowed a sum of money and returned it in three equal quarterly instalements of Rs. 17576 each. If the rate of interest charged was 16% per annum; find the total interest paid by him.

Q. 65. A loan of Rs 12750 is to be paid back in two equal half yearly instalements. If the interest is compounded half yearly at 8% per annum, how much is each instalement.

Q. 66. A room heater is sold for Rs. 1320 cash or for Rs. 600 cash down payment together with Rs. 732 to be paid after one month. Find the rate of interest charged under the instalement plan.

Q. 67. A car is available for Rs. 4, 02, 200 cash or for Rs. 1, 50, 000 cash down payment and 3 equal half yearly instalements. If the interest is charged at 10% per annum compounded half yearly, find the value of each instalement.

Q. 68. A loan of Rs. 17, 200 is to be returned in two equal annual instalements. If the rate of interest charged is 15% per annum compounded annually, find the amount of each instalement.

Q. 69. A dressing-table can be purchased for Rs. 9, 700 cash or for Rs. 2, 100 cash down payment followed by three equal monthly instalements of Rs. 2, 600 each. Find the rate of interest charged.

Q. 70. An mp3 player can be purchased for Rs. 1, 500 cash or for Rs. 360 cash down payment followed by three equal monthly instalements . If the rate of interest charged is 16% per annum, find the monthly instalement.