Oil & Gas Co. Ltd

Sylhet Gas Field Co - Asst. Manager -14.06.2013

সালঃ ২০১৩


১. A can do a piece of work in 10 days. While B alone can do it in 15 days. They work together for 5 days and the rest of the work is done by C in 2 days. If they get Tk 450 for the whole work, how much money C should get from the whole?

Tk 150

Tk. 75

Tk. 225

Tk. 200

None of these

২. The average of 5 consecutive numbers is n. If the next two numbers are also included, the average will :

increase by 1.5

increase by 1

remain the same

increase by 2

None of these

৩. 1 year ago the ratio between A's and B's sakary was 3:4. Rations of their individual salaries between last year's and this year's salaries are 4:5 & 2:3 respectively. At present the total of their salary is Tk. 4160. How much is the salary of A now?

Tk 1040

Tk 2560

Tk 1600

tk 3120

None of these

৪. What is the angle between the hour and minute hand of clock when it is 12.20 pm by the clock?

100০

90০

110০

80০

None of these

৫. By walking at 3/4 of his usual speed, a man reaches his office 20 minutes later than usual. His usual time is :

30 minutes

75 minutes

45 minutes

60 minutes

None of these

৬. A reduction of 21% in the price of pulse enables a person to by 10.5 kg more for Tk. 100. How much is reduced per kg of pulse?

Tk 2.50

Tk 2.25

Tk 2

Tk 2.30

None of these

৭. A man lends Tk 10000 in four parts. If he gets 8% on tk 2000, 7.5% on Tk 4000 and 8.5% on Tk 1400, what percent must he get for the remainder, if the average interest is 8.13%?

7

9.25

9

10.5

None of these

৮. A man rows at 6 km/hr in still water and 4.5km/hr against current. His rate along the current is :

9.5 km/hr

7.5 km/hr

7 km/hr

5.25 km/hr

None of these

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