# Percentages 1 - 7

37. Rakesh credits 15% of his salary in his fixed deposit account and spends 30% of the remaining amount on groceries. If the cash in hand is Rs.2380, what is his salary?
a. Rs.3500
b. Rs.4000
c. Rs.4500
d. Rs.5000

38. The income of a broker remains unchanged though the rate of commission is increased from 4% to 5%. The percentage of slump in business is :
a. 8%
b. 1%
c. 20%
d. 80%

39. The price of an article is cut by 10%. To restore it to the former value, the new price must be increased by
a. 10%
b. $9\displaystyle\frac{1}{{11}}$%
c. $11\displaystyle\frac{1}{9}$%
d. 11%

40. By how much is 30% of 80 greater than $\displaystyle\frac{4}{5}th$ of 25?
a. 2
b. 4
c. 10
d. 15

41. 12.5% of 192 = 50% of ?
a. 48
b. 96
c. 24
d. None of these