Question

48. A man spends 6.25% of what he has. If he has spent Rs. 62.50, how much money
had he ?
49. The population of a town in 1996 was 51,69,420. In 1997. it increased to
54,27,891. Express the increase as a percent.
50. In an examination Manish gets 60% marks. If the total number of marks is 150
how many marks does Manish gets ?
51. A steel almirah is priced at Rs. 1640. What will be its new price if the price oes
up by 12%?
52. A shopkeeper purchased a sewing machine from Delhi at Rs. 320.00. On his way
to Dehradun, he had to pay an octrot of Rs. 5.30 at the border octrol-post. At
Dehradun, he sold this machine for Rs. 350.75. How much profit did he earn if
he spent Rs. 10.00 on its transportation ?
53. A man sold a refrigerator for Ps. 4100.00 and lost Rs. 300.00. Find the cost price
of the refrigerator.
54. A car was sold by a car dealer for Rs. 43,000.00, thereby making a profit of Rs.
3.000.00. Find the cost price of the car.
55. Ramesh bought an old motorcycle for 2.000. He spent Rs. 575 on its erhauling
Then he sold it for Rs. 2.900. How much profit did he make?​

Answer 1

Answer:

by how much has the life expectancy increased