1. If the value of a company stock drops from Rs. 25 per share to Rs. 21 per share, the percentage decrease per share is ?

4

8

12

16

Answer: 16

Explanation:


2. A man gives 50% of his money to his son and 30% to his daughter. 80% of the rest is donated to a trust. If he is left with Rs. 16,000 now, how much money did he have in the beginning ?

Rs. 40,000

Rs. 8,00,000

Rs. 80,000

Rs. 4,00,000

Answer: Rs. 4,00,000

Explanation:


3. An interval of 3 hours 40 minutes is wrongly estimated as 3 hours 45.5 minutes. The error percentage is ?

5.5%

5.2%

5%

2.5%

Answer: 2.5%

Explanation:


4. Two numbers are more than the third number by 20% and 50% respectively. First number is what percent of the second number ?

100%

150%

80%

120%

Answer: 80%

Explanation:


5. The number of seats in a cinema hall is increased by 25%. The cost of each ticket is also increased by 10%. The effect of these changes on the revenue collection will be an increase of ?

37.5%

45.5%

47.5%

49.5%

Answer: 37.5%

Explanation:


6. The value of a commodity depreciates 10% annually. If it was purchased 3 years ago and its present value is 5,832, what was its purchase price ?

7200

7862

8000

8500

Answer: 8000

Explanation:


7. Rani’s weight is 25% that of Meena’s and 40% that of Tara’s. What percentage of Tara’s weight is equal to Meena’s weight ?

160%

140%

120%

100%

Answer: 160%

Explanation:


8. X has twice as much money as that of Y and Y has 50% more money than that of Z. If the average money of all of them is 110, then the money, which X has, is ?

55

60

90

180

Answer: 180

Explanation:


9. If 60% of the students in a school are boys and the number of girls is 972, how many boys are there in the school ?

1258

1458

1324

1624

Answer: 1458

Explanation:


10. If 70% of the students in a school are boys and the number of girls be 504, the number of boys is ?

1176

1008

1208

3024

Answer: 1176

Explanation: