Two numbers are respectively  and 25% more than a third number. The first number is how much per cent of the second number?

• 90

• 87.5

• 25

• 25

Population of a town increases 2.5% annually but is decreased by 0.5% every year due to migration. What will be the percentage of increase in 2 years?

• 5

• 4.04

• 4

• 4

Krishnamurthy earns Rs. 15000 per month and spends 80% of it. Due to pay revision, his monthly income has increased by 20%, but due to price rise, he has to spend 20% more. His new savings are

• Rs. 3400

• Rs. 3000

• Rs. 3600

• Rs. 3600

72% of the students of a certain class took Biology and 44% took Mathematics. If each student took at least one of Biology or Mathematics and 40 students took both of these subjects, the total number of students in the class is

• 200

• 240

• 250

• 250

When the price of a toy was increased by 20%, the number of toys sold was decreased by 15%. What was its effect on the total sales of the shop?

• 2% increase

• 2% decrease

• 4% increase

• 4% increase

In an office, 40% of the staff is female. 70% of the female staff and 50% of the male staff are married. The percentage of the unmarried staff in the office is

• 64

• 60

• 54

• 54

Water tax is increased by 20% but its consumption is decreased by 20%. Then the increase or decrease in the expenditure of the money is

• 5% decrease

• 4% decrease

• No change

• No change

If 60% of A = 30% of B, B = 40% of C, C = x% of A, then value of x is

• 200

• 500

• 800

• 800

A businessman's earning increases by 25% in one year but decreases by 4% in the next year. Going by this pattern, after 5 years, his total earnings would be Rs. 72000. What is his present earning?

• Rs. 10000

• Rs. 80000

• Rs. 40000

• Rs. 54000

A man spends 75% of his income. His income increases by 20% and his expenditure also increases by 10%. Find the percentage increase in his savings.

• 25%

• 50%

• 15%

• 15%