Directions (1-5): What approximate value should come in place of the question mark (?) in the following questions? (You are not expected to calculate the exact value)

Q1. 31.85 ÷ 3.96 × 15 = ?

120

90

80

140

160

Q2. 4.99 × 12.965 + 599 = ?

620

654

664

674

684

Q3. 21+ 63 ÷ 17 = ?

35

40

10

25

15

Q4. 1584 ÷ 24.89% of 352.02 = ?

24

18

12

28

8

Q5. 5823.89 ÷ 364 × √224.99 = ?

250

240

230

235

255

Q6. A speaks truth in 75% cases and B in 80% cases. In what percentage of cases they are likely to contradict each other when narrating the same incident?

35

30

25

20

15

Q7. In a certain store, the profit is 320% of the cost. If the cost increases by 25% but the selling price remains constant, approximately what percentage of the selling price is the profit?

30%

70%

100%

250%

85%

Q8. Two men, Mr. X and Mr. Y, can complete a work in 16 days and 24 days respectively. They started working together and after working 3 days Mr. X increases his efficiency by 100% while Mr. Y decreases his efficiency by 25%. In how many days the work will be completed?

7 days

7.4 days

4.4 days

8.4 days

6.4 days

Q9. Train-A can cross a stationary train B in 36 seconds. The same train A can cross a tunnel of length 560 m in 48 seconds. If speed of train-A is 72 km/hr then what is the length of stationary train-B?

220 m

420 m

320 m

can’t be determined

400 m

Q10. In a circle, a triangle having maximum area is drawn. If radius of circle is 10 cm then what is the area of triangle?

75 cm²

150 cm²

150√3 cm²

75√3 cm²

125√3 cm²

SOLUTIONS

1.A

2.C

3.D

4.B

5.B

6.A

7.B

8.B

9.C

10.D

Q1. 31.85 ÷ 3.96 × 15 = ?

120

90

80

140

160

Q2. 4.99 × 12.965 + 599 = ?

620

654

664

674

684

Q3. 21+ 63 ÷ 17 = ?

35

40

10

25

15

Q4. 1584 ÷ 24.89% of 352.02 = ?

24

18

12

28

8

Q5. 5823.89 ÷ 364 × √224.99 = ?

250

240

230

235

255

Q6. A speaks truth in 75% cases and B in 80% cases. In what percentage of cases they are likely to contradict each other when narrating the same incident?

35

30

25

20

15

Q7. In a certain store, the profit is 320% of the cost. If the cost increases by 25% but the selling price remains constant, approximately what percentage of the selling price is the profit?

30%

70%

100%

250%

85%

Q8. Two men, Mr. X and Mr. Y, can complete a work in 16 days and 24 days respectively. They started working together and after working 3 days Mr. X increases his efficiency by 100% while Mr. Y decreases his efficiency by 25%. In how many days the work will be completed?

7 days

7.4 days

4.4 days

8.4 days

6.4 days

Q9. Train-A can cross a stationary train B in 36 seconds. The same train A can cross a tunnel of length 560 m in 48 seconds. If speed of train-A is 72 km/hr then what is the length of stationary train-B?

220 m

420 m

320 m

can’t be determined

400 m

Q10. In a circle, a triangle having maximum area is drawn. If radius of circle is 10 cm then what is the area of triangle?

75 cm²

150 cm²

150√3 cm²

75√3 cm²

125√3 cm²

SOLUTIONS

1.A

2.C

3.D

4.B

5.B

6.A

7.B

8.B

9.C

10.D

## No comments:

## Post a Comment