3376 . The sum of four consecutive even integers is 60. What is the value of the largest number?

A. 14
B. 24
C. 22
D. 20

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Answer: Option C

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সমন্বিত ৭ ব্যাংক || সিনিয়র অফিসার-05-11-2021 ||

A. 40
B. 41
C. 81
D. 82
E. None

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Answer: Option C

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Probationary Officer | 31.03.2017 ||

A. 67
B. 128
C. 191
D. 197
E. None of them

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Answer: Option B

Explanation:

Prime numbers that are greater than 60 but less than 70 are 61 and 67. So, their sum is = 61 + 67 = 128

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3379 . The sum of principal and simple interest of a certain amount of money would be Tk. 460- after 3 years from now and Tk. 500 after 5 years from now. What is the total interest rate?

A. 5%
B. 12%
C. 15%
D. 20%

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Answer: Option A

Explanation:

Interest in 2 years=500-460=40 taka

So, Interestper year=40/2=20 taka

So, Principal=460-(3×20)=400 taka

So, r=(I/pn)×100%

=(20/400)×100%

=(1/20)×100%

=5%

(ans).

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Three Combined Bank Recruitment - Senior Officer 03 .08.2018 ||

A. 18%
B. 15%
C. 26%
D. 5%

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Answer: Option D

Explanation:

(5 - 3) = 2 years interest = (500 - 460) = 40 tk

1 years interest = 40/2 = 20 tk

3 year's interest 20 × 3 = 60 tk

Principle amount = (460 - 60) = 400 tk

Interest rate = (60×100)/(400×3) = 5% (ans).

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Bangladesh Bank - Assistant Director - 2010

A. 16
B. 17
C. 18
D. 32

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Answer: Option A

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সমন্বিত ৫ ব্যাংক || অফিসার (ক্যাশ) (11-03-2022)

A. 17
B. 22
C. 33
D. 28

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Answer: Option B

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সোনালী ও ডিবিবিএল ব্যাংক- সিনিয়র অফিসার (আইটি) - 16.10.2020 ||

A. 11
B. 22
C. 33
D. 26

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Answer: Option B

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3384 . The sum of the ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child?

A. 4 years
B. 8 years
C. 10 years
D. None of these

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Answer: Option A

Explanation:

Let the age of youngest child be x

then the age of other children ( x + 3) , (x + 6), (x + 9), (x + 12)

Then, x + (x + 3) + (x + 6) + (x + 9) + (x + 12) = 50

5x = 20

x = 4

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3385 . The sum of the ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child?

A. 10 years
B. 6 years
C. 8 years
D. 4 years

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Answer: Option D

Explanation:

ধরি, সংখ্যাগুলো , x - 6, x - 3, x, x + 3, x + 6

x - 6 + x - 3 + x + x + 3 + x + 6 = 50

5x = 50

x = 10

সবচেয়ে ছোট শিশুটির বয়স = x - 6 বছর = 10 - 6 বছর = 4 বছর

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3386 . The sum of the ages of the father and son is 80 years. If ten years ago the age of father was three times that of his son, find the present age of the son

A. 55
B. 25
C. 12
D. 45

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Answer: Option B

Explanation:

Let,

Son = x years

Then, Father = (80-x) years

10 years ago,

Son was = (x-10) years

Father was = (80-x-10) = (70-x) years

ATQ,

70-x = 3(x-10)

=> 70-x = 3x-30

=> 4x = 100

=> x = 100÷4 = 25 years

So, Son is 25 years old.

Ans. 25

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NRBC Bank PLC || Trainee Assistant Officer (TAO) (26-10-2024) || 2024

A. 75
B. 80
C. 85
D. 90

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Answer: Option D

Explanation:

let, age of son is x years

so the age of the father is 3x

according to the question,

x + 3x = 120

or, 4x = 120

∴ x = 30

so, father's age is = 3*30 = 90 years

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Sonali- Janata- Agrani &amp- Rupali Bank Ltd. Senior Officer Recruitment 14.03.2008

A. 90°
B. 180°
C. 360°
D. 200°

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Answer: Option C

Explanation:

The correct option is D 360°
Since we know all the angles of a square measure 90° and there are 4 angles in total,

Sum of the angles = 90°×4 = 360°

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3389 . the sum of the first 17 terms of the series 5,9,13,17...

A. 529
B. 462
C. 629
D. 523

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Answer: Option C

Explanation:

Sum=(17/2)×(2×5+16×4)=629

(ans)

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Sonali Bank Ltd. Senior Officer Recruitment 01.06.2018

A. 11
B. 18
C. 26
D. 28

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Answer: Option D

Explanation:

First five prime numbers are 2,3,5,7,11.

2+3+5+7+11=28

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পূবালী ব্যাংক লিমিটেড || সিনিয়র অফিসার (30-09-2023) || 2023

3376 . The sum of four consecutive even integers is 60. What is the value of the largest number?

3377 . The sum of k consecutive integers is 41. If the lest integers is -40,then k=?

3378 . The sum of prime numbers that are greater than 60 but less than 70 is --

3379 . The sum of principal and simple interest of a certain amount of money would be Tk. 460- after 3 years from now and Tk. 500 after 5 years from now. What is the total interest rate?

3380 . The sum of principal and simple interest of a certain amount of money would be TK. 460 after three years from now and TK. 500 after 5 years from now . What is the related interest rate ?

3381 . The sum of square of two numbers is 48 and the square of their diffrence is 16. The prodduct of the two number is-

3382 . The sum of squares of two numbers ia 80 and the square of difference between two numbers is 36. Find the product of two numbers.

3383 . The sum of squares of two numbers is 80 and the square of difference between the two numbers is 36. Find the product of tow numbers.

3384 . The sum of the ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child?

3385 . The sum of the ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child?

3386 . The sum of the ages of the father and son is 80 years. If ten years ago the age of father was three times that of his son, find the present age of the son

3387 . The sum of the ages of the son and father is 120 years. The father's age is 3 times than that of the son. What is the age of father?

3388 . The sum of the angles of a square is:

3389 . the sum of the first 17 terms of the series 5,9,13,17...

3390 . The sum of the first five prime number is:

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