3211 . Unscramle the letters of the following words and find the odd one out.

A. LAFOLOT
B. RTCEIKC
C. ETBLA
D. OLFG

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Answer: Option C

Explanation:

Scarmble মানে অগোছালো। প্রদত্ত word - গুলো unscramble অর্থাৎ সাজালে যথাক্রমে পাওয়া যায় FOOTBALL, CRICKET, TABLE, এবং GOLF, Odd one অর্থাৎ এদের সাথে যেটি মিলে না সেটি হচ্ছে TABLE।

3212 . Walking three-fourth of his normal speed, Rafi is 16 minutes late in reaching his office. The usual time taken by him to cover the distance between his home and office.

A. 48 min
B. 60 min
C. 42 min
D. 64 min

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Answer: Option A

Explanation:

বাংলাদেশ টেলিযোগাযোগ নিয়ন্ত্রণ কমিশন || সহকারী পরিচালক (19-02-2021)

A. 2/3
B. 4/3
C. 5/2
D. 3/8

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Answer: Option B

Explanation:

Let the required flow rate of pipe B be X gallons per hour.

Together they fill (2 - X) gallons per hour.

ATQ, 64 / (2 - X) = 96)

Or, 64 / 96 = 2 - X

Or, X = 2 - 64 / 96 = 4/3 gallons per hour.

3214 . Water has been poured into an empty rectangular tank at the rate of 5 cubic feet per minute for 6 minutes. The length of the tank is 4 feet and the width is one half of the length. How deep is the water in the tank?

A. 7.5 inches
B. 3 ft. 9 inches
C. 3 ft. 7.5 inches
D. 7 fit. 6 inches

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Answer: Option B

Explanation:

6 minute ধরে 5 cubic feet = 5*6 = 30 cubic feet in tank

length = 4ft, then width = 4/2 = 2ft

therefore, base area = 4*2 = 8 sq ft

base area*depth = 8*depth = 30 cubic ft

depth = 30/8 = 3.75 feet = 3 ft 9 inches

বাংলাদেশ বনশিল্প উন্নয়ন কর্পোরেশন সহকারী ব্যবস্থাপক-০২.০৮.২০১৩

A. 4% increase
B. 4% decrease
C. 5% decrease
D. No change

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Answer: Option B

Explanation:

3216 . Wendy has 5 pairs of pants and 8 shirts. How many different combinations can she make with these items?

A. 13
B. 24
C. 40
D. 21

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Answer: Option C

Explanation:

No of shirts =8

No. of pants =5

No. of ways he can wear his clothes = No. of ways he can wear a shirt AND No. of ways to wear pant =8×5=40.

সহকারী পরিচালক(AD) -12.11.2021

3217 . What is the value of $\sqrt{10 + \sqrt{25 + \sqrt{108 + \sqrt{154 + \sqrt{225}}}}}$

A. 6
B. 4
C. 2
D. 1

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Answer: Option B

Explanation:

√225 = 15, 154+15= 169

√169 = 13, 108+13= 121

√121= 11, 25+11= 36

√36= 6, 10+6= 16

√16 = 4

Ans: 4

সমন্বিত ১০ ব্যাংক ও আর্থিক প্রতিষ্ঠান || সিনিয়র অফিসার (10-11-2023)

A. +
B. -
C. ×
D. ÷

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Answer: Option C

Explanation:

Hints: = 2×6 - 12÷4 + 2 = 2 × 6 - 3 + 2 = 12 - 3 + 2 = 11

answer : ×

Bangladesh Bank - Assistant Director - 2016

A. 14
B. 12
C. 20
D. 21

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Answer: Option C

Explanation:

1 থেকে 70 পর্যন্ত মোট সংখ্যা 70 টি। এর মধ্যে যে সংখ্যাগুলো একক স্থানে 1 অথবা 9 আছে সেগুলো হলো : 1, 9, 11, 19, 21, 29, 31, 39, 41, 49, 51, 59, 61, 69 মোট 14 টি

নির্ণেয় সংখ্যা হার = ( 14/70 × 100) % = 20 %

সমন্বিত ১০ ব্যাংক ও আর্থিক প্রতিষ্ঠান || অফিসার (জেনারেল) (08-03-2024)

A. 220
B. 300
C. 400
D. 640

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Answer: Option C

Explanation:

3221 . What amount of money invested would earn interest of Tk.200 over 4 years at 10% simple interest rate?

A. 500
B. 450
C. 550
D. None

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Answer: Option A

Explanation:

Bangladesh Bank - Assistant Director - 2001

A. 3%
B. 5%
C. 2%
D. 6%

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Answer: Option A

Explanation:

Rate of interest = I/(Pxn) = 3000/(50,000x2) = 3%

Bangladesh Bank - Assistant Director - 2001

A. - 3
B. - 1
C. - 3 and - 1
D. 3 and 4

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Answer: Option C

Explanation:

3224 . what comes in the place of question mark in the following ?

A. 1m
B. 3m
C. 47m
D. 45m

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Answer: Option A

Explanation:

3225 . what could be the size of a team that includes kim?

A. only 2
B. 3 or 4
C. 2 or 3
D. only 4

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Answer: Option D

Explanation:

3211 . Unscramle the letters of the following words and find the odd one out.

3212 . Walking three-fourth of his normal speed, Rafi is 16 minutes late in reaching his office. The usual time taken by him to cover the distance between his home and office.

3213 . Water flows into an empty 64-gallon drum through pipe A and follows out through pipe B. If the rate of flow through A is 2 gallons/h, how many gallons per hour must flow out through pipe B so that the drum is full in exactly 96 hours?

3214 . Water has been poured into an empty rectangular tank at the rate of 5 cubic feet per minute for 6 minutes. The length of the tank is 4 feet and the width is one half of the length. How deep is the water in the tank?

3215 . Water tax is increased by 20% but its consumption is decreased by 20%. Then the increase or decrease in the expenditure of the money is--

3216 . Wendy has 5 pairs of pants and 8 shirts. How many different combinations can she make with these items?

3218 . What mathematical operation should come at the place of '?' in the equation : 2 ? 6 - 12 ÷ 4 + 2 = 11

3219 . What percentage of numbers from 1 to 70 have squares that end in the digit 1 ?

3220 . What's the area of a square in square meter if its perimeter is 80?

3221 . What amount of money invested would earn interest of Tk.200 over 4 years at 10% simple interest rate?

3222 . What-annual-rate-was-paid-if-Tk--50000-earned-Tk--3000-interest-in-two-years

3223 . What are all values of x that satisfy the equation x2 + 4x + 3 = 0?

3224 . what comes in the place of question mark in the following ?

3225 . what could be the size of a team that includes kim?

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