Name of Section:

DBBL Probationary Officer-2011

6. When a certain number is divided by 7, the remainder is zero. If the remainder is not zero when that number is divided by 14, than the remainder must be---.

[DBBL Probationary Officer-2011 : 2011]

1. 2

1

2. 1

2

3. 7

3

4. 13

4

5. None of these

5
Answer
7. The cost of manufacturing x water pumps is Tk. 9000+400x. The amount received by selling these x water pumps is Tk. 500x. Water is the least number of water pumps that must be manufactured and sold so that the amount received is at least equal to the manufacturing cost?

[DBBL Probationary Officer-2011 : 2011]

1. 50

1

2. 60

2

3. 90

3

4. 100

4

5. None of these

5
Answer
8. Boddy, an office sectary, typed 6 letters, each of which had either 1 or 2 pages. If Boddy typed 10 pages in all, how many of the letters had 2 pages?

[DBBL Probationary Officer-2011 : 2011]

1. 1

1

2. 2

2

3. 4

3

4. 5

4

5. None of these

5
Answer
9. Zaman lives 4 k.m. due west of Parul's house. Abul lives 6 k.m. due north of Parul's house and 4 k.m due west of Dipu's house. What is the straight-line distance from Zaman's house to Dipu's house?

[DBBL Probationary Officer-2011 : 2011]

1. 4 k.m

1

2. 6 km

2

3. 8 k.m

3

4. 10 k.m

4

5. None of these

5
Answer
10. The number 0.01 is how many times as great as the number (0.0001)2

[DBBL Probationary Officer-2011 : 2011]

1. 102

1

2. 104

2

3. 106

3

4. 108

4

5. None of these

5
Answer

Copyright ©LessonBD 2026

Contact: info@lessonbd.com