1621 . Five times a number less 3 is 32. What is twice the number?

A. 16
B. 7
C. 3
D. 5

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Answer: Option B

Explanation:

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1622 . Five years ago, Tk. 1,200 was deposited into a savings account paying 4.5% interest. Today, the balance in the account is Tk. 1,495. If interest paid on the account was compounded annually, how much interest on interest was earned?

A. Tk 25.00
B. Tk. 93.10
C. Tk. 102.39
D. Tk. 130.28

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Answer: Option A

Explanation:

Sentence টি present Tense অনুসারে হবে। সুতরাং সঠিক উত্তর option (d), Subject plural হওয়ার কারণে এখানে verb ও plural হয়েছে অর্থাৎ have বসেছে। এবং recently adverb হিসেবে মূল verb এর আগে পরে বসতে পারে; তবে auxiliary verb ও মূল verb এর মাঝে adverb এর অবস্থান বেশি উপযোগী।

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1623 . For a certain student the average of five test scores is 83. If four of the scores are 81, 79, 85 and 90. What is the score of the fifth test?

A. 83
B. 82
C. 81
D. 80

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Answer: Option D

Explanation:

সুরভি মানে সুবাস বা সুগন্ধ। পূতি মানে পচা গন্ধ, দুর্গন্ধ। তাই এরা বিপরীতার্থক।

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Bangladesh Bank - Assistant Director - 2006

A. 250
B. 300
C. 500
D. 600

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Answer: Option C

Explanation:

n(A or B )= n(A)+n(B) - n(both)

2500= 750+2250- n(both)

So, n(both)= 500

Ans: 500.

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

A. 4
B. 5
C. 6
D. 8

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Answer: Option A

Explanation:

৮ টি গ্রুপ এ মোট coder আছে =৮×৩= ২৪ জন

এখন, ৬ জন করে coder থাকলে গ্রুপ হবে =২৪/৬=৪ টি

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Sonali &amp- Janata Bank Ltd. Senior Officer (IT/ICT) 08.06.2018

A. 30%
B. 45%
C. 24%
D. 26.5%

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Answer: Option A

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1627 . For every Christian person in a representative committee there are two Hindus and for each Hindu person there are seven Muslims. This policy represents the ratio of different religions in a population. Express the ratio of Muslims to Hindus to Christians in that population.

A. 7 : 2 : 1
B. 7 : 1 : 2
C. 14 : 7 : 2
D. 14 : 2 : 1
E. None of these

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Answer: Option D

Explanation:

Christian : Hindu = 1 : 2

Hindu : Muslim = 1 : 7 = (1 x 2) : (7 x 2) = 2 : 14

So, Muslim : Hindu : Christian = 14 : 2 : 1

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1628 . For how many years does a person need to invest his Tk.3000 at 7% to earn Tk.420 in simple interest?

A. 1 year
B. 2 years
C. 3 years
D. 4 years

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Answer: Option B

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1629 . For what value of 'K' will the pair of equations 3x+4y=12 and kx+12=30 does not have a unique solution ?

A. 3
B. 7.5
C. 9
D. 12

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Answer: Option C

Explanation:

3x + 4y = 12 এবং kx + 12y = 30 দুটি সমীকরণ।

যদি, 3/k = 4/12 হয় তাহলে সমীকরণ জোটটির অসংখ্য সমাধান থাকবে।

এখন, 3/k = 4/12

4k = 12 × 3

k = 36/4

k = 9

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1630 . For what value of x between -4 and 4, inclusive ,is the value of x2 -10x + 16 the greatest?

A. -4
B. -2
D. 2

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Answer: Option A

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1631 . For what value of x is $8^{2 x - 4} = 16^{x} ?$

A. $2$
B. $3$
C. $4$
D. $6$

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Answer: Option D

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Officer (General) |-Sonali | Janata | Bangladesh Krishi_Bangladesh Development bank ২৪.০৫.২০১৯

1632 . For which of the following value of s is $\frac{(50 + 8)}{8}$ an integer?

A. 3
B. 4
C. 9
D. 50

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Answer: Option D

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সমন্বিত ৯ ব্যাংক | 07-01-2022 ||

A. 1
B. 2
C. 3
D. 4
E. 5

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Answer: Option C

Explanation:

এখানে নিঃশেষে বিভাজ্যতা পরীক্ষার সূত্র/নিয়ম ব্যবহার করতে হবে। 
১. দিয়ে যে কোনাে সংখ্যা বিভাজ্য। 
২. সকল জোড় সংখ্যা 2 দ্বারা বিভাজ্য। 
৩. যে সংখ্যার অঙ্কগুলাের সমষ্টি 3 দ্বারা বিভাজ্য সে সংখ্যা 3 দ্বারা বিভাজ্য। 
৪. যে সংখ্যার একক ও দশক স্থানীয় অঙ্কে গঠিত সংখ্যা 4 দ্বারা বিভাজ্য সে সংখ্যা 4 দ্বারা বিভাজ্য। 
৫. যে সংখ্যার শেষ অঙ্ক 0 অথবা 5 সে সংখ্যা 5 দ্বারা বিভাজ্য এই তথ্য জানলে সমস্যাটি মুখে মুখেই solve করা যায়।

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1634 . Form a group of 7 men & 6 women 5 persons are to be selected to from acommittee so that at least 3 men are there on the committee. In how many ways can it be done?

A. 564
B. 645
C. 800
D. 756

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Answer: Option D

Explanation:

The number of ways = 7C3 x 6C2 + 7C4 x 6C1 + 7C5 x 6C0 = 525 + 210 + 21 = 756.

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1635 . Four litres of milk are to be porued into a 2-litre bottle and a 4-litre bottle . If each bottle is to be filled to the same fraction of its capacity, how many litres of milk should be poured into the 4-litre bottle ?

A. 8/3
B. 7/3
C. 5/2
D. 2/3
E. None of these

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Answer: Option A

Explanation:

4/(2+4)=4/6=⅔ Litre

So, milk in 4 litre bottle=4×(⅔)=8/3

(ans).

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1621 . Five times a number less 3 is 32. What is twice the number?

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1622 . Five years ago, Tk. 1,200 was deposited into a savings account paying 4.5% interest. Today, the balance in the account is Tk. 1,495. If interest paid on the account was compounded annually, how much interest on interest was earned?

1623 . For a certain student the average of five test scores is 83. If four of the scores are 81, 79, 85 and 90. What is the score of the fifth test?

1624 . For a research purpose 2500 individuals were interviewed. Among them 750 persons have bank accounts in State Owned Commercial Banks (SOCBS) and 2250 persons have bank accounts in Private Commercial Banks (PCBs). How many of them have bank accounts in both SOCBS and PCBs?

1625 . For a software development project, a given group can be divided into 8 groups of 3 coders each. How many group?

1626 . For a sphere of radius 10 cms, the numerical value of the surface area is how many percent of the numerical value of its volume?

1627 . For every Christian person in a representative committee there are two Hindus and for each Hindu person there are seven Muslims. This policy represents the ratio of different religions in a population. Express the ratio of Muslims to Hindus to Christians in that population.

1628 . For how many years does a person need to invest his Tk.3000 at 7% to earn Tk.420 in simple interest?

1629 . For what value of 'K' will the pair of equations 3x+4y=12 and kx+12=30 does not have a unique solution ?

1630 . For what value of x between -4 and 4, inclusive ,is the value of x2 -10x + 16 the greatest?

1633 . For which of the following values of n is 100+n/n not an integer?

1634 . Form a group of 7 men & 6 women 5 persons are to be selected to from acommittee so that at least 3 men are there on the committee. In how many ways can it be done?

1635 . Four litres of milk are to be porued into a 2-litre bottle and a 4-litre bottle . If each bottle is to be filled to the same fraction of its capacity, how many litres of milk should be poured into the 4-litre bottle ?

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