bangladesh bank assistant director

BB Assistant Director-2014

6. Two pipes A and B can fill a tank in 20 and 30 minutes respectively. If both the pipes are used together then how long it will take to fill the tank?

[BB Assistant Director-2014 : 2014]

1. 12 min

2. 15 min

3. 25 min

4. 50 min

Answer

7. An express train traveled at an average speed of 100km/hr. stopping for 3 minutes after every 75 km. How long did it take to reach its destination 600 km from the starting point.

[BB Assistant Director-2014 : 2014]

1. 6 hrs 21 min

2. 6 hrs 24 min

3. 6 hrs 27 min

4. 6 hrs 30 min

Answer

8. 01 is what percent of 0.1?

[BB Assistant Director-2014 : 2014]

1. 1/100

2. 1/10

3. 10

4. 100

Answer

9. If the number 91876*2 is completely divisible by 8, then the smallest whole number in place of * will be-

[BB Assistant Director-2014 : 2014]

1. 1

2. 2

3. 3

4. 4

Answer

10. Three partners A, B, C start a business. Twice A’s capital is equal to thrice B’s capital and B’s capital is four times C’s capital. Out of a total profit of Tk. 16500 at the end of the year B’s share is:

[BB Assistant Director-2014 : 2014]

1. Tk 4000

2. Tk 6000

3. Tk 7500

4. Tk 6600

Answer