1. A and B go cycling in the same direction with speeds of 6km/hr and 12 km/hr. A car from behind passes them in 9and 10 seconds respectively. What is the speed of the car?|Janata Bank|Rupali Bank|Officer (General)-2019

22 km/hr

33 km/hr

66 km/hr

44 km/hr

2. P and Q start a hotel. P left after 6 months. After the year ends P gets tk.6000 as profit out of the profit of tk.9000. What will be amount invested by Q. If P had invested tk.20000?|Janata Bank|Rupali Bank|Officer (General)-2019

Tk. 5000

Tk. 6000

Tk. 8000

Tk. 7000

3. A cistern is normally filled with water in hours but takes 5 5 hours longer to fill because of a leak in its bottom. IT the cistern is full, the leak will empty the cistern in__|Janata Bank|Rupali Bank|Officer (General)-2019

20 hours

30 hours

40 hours

50 hours

4. The average age of the 20 aspirants of a class is 19.2 years. After some time two more aspirants join them and then average is increased by 0.3 years. Find the difference between the age of new aspirants.|Janata Bank|Rupali Bank|Officer (General)-2019

12

15

18

None of those

5. The vale of ‘A’ varies in inverse proportion as the square of ‘B’. If the value of ‘A’ is equal to 40 when ‘B’ is equal to 12. What would be the value of ‘A’ when B is equal to24?|Janata Bank|Rupali Bank|Officer (General)-2019

15

20

10

22

6. The average height of girls in a class is 5 ft. and that of boys is 5.7 ft. If the average height of the students in class is 5.5ft, what could be the possible strength of boys and girls respectively in the class.|Janata Bank|Rupali Bank|Officer (General)-2019

50, 20

30,20

20,30

60,50

7. A boy goes to school at a speed of 5km/h and returns to the village at a speed 4 km/h. If the takes 4 hours and 30 minutes in all, what is the distance between the village and the school?|Janata Bank|Rupali Bank|Officer (General)-2019

7km

10 km

4 km

5 km

8. A Bond gets matured in 10 years. Ram invested Tk.4200 in this bond and received Tk.105000 the matured. If the bond was under simple interest, then what was the rate of interest per annum?|Janata Bank|Rupali Bank|Officer (General)-2019

10%

12.5%

15%

7.5%

9. If x=2 then the value of x3+27x2+243x+631 is__|Janata Bank|Rupali Bank|Officer (General)-2019

1211

1231

1321

1233

10. If 22x+1=1/8x+3 then the value of x is__|Janata Bank|Rupali Bank|Officer (General)-2019

3

2

0

-2