2746 . On selling 30 pens at TK. 800. there is loss equal to the cost price of 5 pens. The cost price of a pen is-

A. Tk. 23
B. Tk. 25
C. Tk. 32
D. Tk. 52

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Answer: Option C

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সাধারণ বীমা কর্পোরেশন || জুনিয়র অফিসার (12-07-2019)

A. 1.4%
B. 5.9%
C. 11.1%
D. 12.5%
E. None of these

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Answer: Option D

Explanation:

incresed tk = 630 - 560 = 70,

so incresed % = (70/560)*100 = 12.5

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2748 . On sunday the price of a share was TK. 560 . If the price of hte share was TK. 630 at the closing of the day, what was the percent increase in the price of the share for the day?

A. 1.4%
B. 5.9%
C. 11.1%
D. 12.5%

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Answer: Option D

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2749 . One doxen eggs and ten pound of apple are currrently of same price. If the price of a dozen agges rises by 10% and that of apples rises by 2%, how much more will it cost to buy a dozen of eggs and ten punds of apples?

A. 2%
B. 10%
C. 6%
D. 12%

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Answer: Option C

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প্রবাসী কল্যাণ ব্যাংক-সিনিয়র অফিসার-09-10-2021

A. 40
B. 50
C. 60
D. 70

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Answer: Option A

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Probashi Kallyan Bank-Officer (Cash)-25-09-2021

A. 12 hours
B. 16 hours
C. 18 hours
D. 14 hours

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Answer: Option C

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2752 . One fourth the price of a TV is equal to 1/6th the price of a refrigerator. If the total cost of the TV and the refrigerator is Tk 60000, what is the price of the TV?

A. Tk 22000
B. Tk 24000
C. Tk 27500
D. None of these

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Answer: Option B

Explanation:

Hints:

ধরি, TV এর মূল্য x টাকা

রেফ্রিজারেটর এর মূল্য ( 60000 - x) টাকা

শর্তমতে, x/4 = ( 60000 - x) / 6

6x = 240000 - 4x

6x + 4x = 240000

x = 24000

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2753 . One half of pole is deep into the soil under water, one-third of it is above the soil under water and two meters of it is above the water level. The total length of the pole in meter is-

A. 8
B. 10
C. 12
D. 14
E. 16

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Answer: Option C

Explanation:

1 - ( 1/2 + 1/3)

= 1 - 5/6

= 1/6

So, 1/6th portion = 2 meter

1 th portion = 2 × 6/1 meter = 12 meter

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Agrani Bank Ltd. Recruitment Test for Senior Officer 12.02.2010

2754 . One of the factors of $x^{4} + x^{2} + 1$ is-

A. $x^{2} - x + 1$
B. $x + 1$
C. $x^{2} - x - 1$
D. $x^{2} + 1$

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Answer: Option A

Explanation:

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সমন্বিত ৭ ব্যাংক ও ১টি আর্থিক | সিনিয়র_অফিসার | 27-11-2021

A. 3 hours
B. 3.5 hours
C. 4 hours
D. 4.5 hours

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Answer: Option C

Explanation:

First pipe can fill 1/6 of the pool in an hour

Second pool can fill 1/12 of the pool in an hour

Together they can fill (1/6 + 1/12) or 1/4 of the pool in an hour

So, they can fill the pool completely in 4 hours.

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2756 . One pipe can fill a pool in 6 hours and a second pipe can fill the same pool in 12 hours. If both pipes work together, how long will it take to fill the pool?

A. 4 hours
B. 4.5 hours
C. 3 hours
D. 3.5 hours

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Answer: Option A

Explanation:

First pipe can fill 1/6 of the pool in an hour

Second pool can fill 1/12 of the pool in an hour

Together they can fill (1/6 + 1/12) or 1/4 of the pool in an hour

So, they can fill the pool completely in 4 hours.

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2757 . One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in :

A. 81 min
B. 108 min
C. 144 min
D. 192 min

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Answer: Option C

Explanation:

Let the slower pipe alone fill the tank in x min
Then, faster pipe will fill it in x/3 min

So, slower pipe in 1 minute can fill = 1/x part of the tank
and faster pipe in 1 minute can fill = 3/x part of the tank
again, together in 1 minute can fill = 1/36 part of the tank

As per question,
1/x + 3/x = 1/36
∴ x = 144 min (Ans:)

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Bangladesh Bank - Assistant Director - 2016

A. 12 sq. m
B. 15 sq. m
C. 20 sq. m
D. 4√5 sq. m

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Answer: Option A

Explanation:

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2759 . One-third of a cylindrical oil tank is filled. If 3 more liters are added, a half of the tank will be filled. What is the capacity, in liters, of the tank?

A. 15
B. 16
C. 17
D. 18

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Answer: Option D

Explanation:

Change in capacity = 1/2 - 1/3 = 1/6

Now, 1/6 of the capacity = 3 liter

So, actual capacity = 3×6 = 18 liter

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2760 . One-third of a cylindrical oil tank is filled.If 3 more litters are added a half of the tank will be filled. What is the capacity in litters of the tank?

A. 17
B. 18
C. 14
D. 15

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Answer: Option B

Explanation:

Change in capacity = 1/2 - 1/3 = 1/6

Now, 1/6 of the capacity = 3 liter

So, actual capacity = 3×6 = 18 liter

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2746 . On selling 30 pens at TK. 800. there is loss equal to the cost price of 5 pens. The cost price of a pen is-

2747 . On Sunday, the price of a share was TK.560. If the price of the share was TK.630 at the closing of the day, what was the percent increase in the price of the share for the day ?

2748 . On sunday the price of a share was TK. 560 . If the price of hte share was TK. 630 at the closing of the day, what was the percent increase in the price of the share for the day?

2749 . One doxen eggs and ten pound of apple are currrently of same price. If the price of a dozen agges rises by 10% and that of apples rises by 2%, how much more will it cost to buy a dozen of eggs and ten punds of apples?

2750 . One fifth of a number is eual to 5/8 of another number, it becomes four times of the second number. The second number is -

2751 . One filling pipe P is three times faster than another filling pipe Q , If P can fill the tank in 24 hours, then what is the time taken to completely fill the tank if both pipes are opened together?

2752 . One fourth the price of a TV is equal to 1/6th the price of a refrigerator. If the total cost of the TV and the refrigerator is Tk 60000, what is the price of the TV?

2753 . One half of pole is deep into the soil under water, one-third of it is above the soil under water and two meters of it is above the water level. The total length of the pole in meter is-

2755 . One pipe can fill a pool in 6 hours, and a second pipe can fill the same pool in 12 hours. If both pipes work together, how long will it take to fill the pool?

2756 . One pipe can fill a pool in 6 hours and a second pipe can fill the same pool in 12 hours. If both pipes work together, how long will it take to fill the pool?

2757 . One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in :

2758 . One side of a rectangular field is 4 meters and its diagonal is 5 meters. The area of the field is--

2759 . One-third of a cylindrical oil tank is filled. If 3 more liters are added, a half of the tank will be filled. What is the capacity, in liters, of the tank?

2760 . One-third of a cylindrical oil tank is filled.If 3 more litters are added a half of the tank will be filled. What is the capacity in litters of the tank?

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