bangladesh bank assistant director

BB Assistant Director-2012

36. ‘MPG’ extension refers usually to what kind of file?

1. Word Perfect Document file

2. MS Office document

3. Animation/movie file

4. Image file

5. None of them

Answer

37. Who developed Yahoo?

1. David Filo and Jerry Yang

2. Dennis Ritchie and Ken Thompson

3. Vint Cerf and Robert Khan

4. Steve Case and Jeff Bezos

5. None of them

Answer

38. Train X leaves Dhaka at 10:00 AM and travels East at a constant speed of x miles per hour. If another Train Y leaves Dhaka at 11:30 AM and travels east along the same tracks at speed 4x/3, then at what time will Train Y catch Train X?

[BB Assistant Director-2012 : 2012]

1. 2 PM same day

2. 6 PM same day

3. 4 PM same day

4. 1 PM same day

5. None of them

Answer

39. In a set of three numbers, the average of first two numbers is 2, the average of the last two numbers is 3, and the average of the first and the last numbers is 4. What is the average of three numbers?

[BB Assistant Director-2012 : 2012]

1. 3

2. 6

3. 9

4. 25

5. None of them

Answer

40. A man ate 100 bananas in five days, each day eating 6 more than the previous day. How many bananas did he eat on the first day?

[BB Assistant Director-2012 : 2012]

1. 6

2. 7

3. 10

4. 8

5. None of them

Answer