2056 . If the length of rectangle B and the width of rectangle A is one-half the width of rectangle B, what is the ratio of the area of rectangle A to the area of rectangle B?

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

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Answer: Option D

Explanation:

Let length of rectangle B be L and width be H
So, for rectangle A, length = L/2 and width = H/2

So, area of A/area of B = (L/2*H/2)/L*H = 1/4.

Bangladesh bank - officer ( general) - 27.04.2018

A. Decreased by 9%
B. Increased by 9%
C. Decreased by 18%
D. Increased by 16%

View Answer	Favorite Question

Answer: Option A

Explanation:

Short Cut Formula

A + B + AB/100 = 30 - 30 + 30*( - 30)/100 = - 9.

Bangladesh Bank - Assistant Director - 2010

A. 125
B. 25
C. 5
D. 250
E. 12.50

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Answer: Option B

Explanation:

SP of 5 units = 25×5 = 125 tk

[SP = Revenue]

Average = 125/5 = 25

Sonali- Janata &amp- Agrani Bank Offier (Cash Recruitment) 22.02.2008

A. 58
B. 390
C. 78
D. 310

View Answer	Favorite Question

Answer: Option C

Explanation:

2060 . If the members of the Public service Commission are V ,W and Z , and If the Rent control Commission is to have as many members in common with the Public Service Commission as the rules allow , the Rent Control Commission must consist of __

A. U , W and Z
B. V, X and Z
C. X, y and Z
D. V , W and Z

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Answer: Option D

Explanation:

2061 . If the nth terms of an arithmetic progression is 4n+1, then the common difference is-

A. 4
B. 3
C. 5
D. 6

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Answer: Option A

Explanation:

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

A. 3
B. 6
C. 7
D. 2

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Answer: Option D

Explanation:

প্রশ্নে উল্লেখিত (*) এর স্থানে একমাত্র 2 বসালেই সংখ্যাটি হবে ( 522) যা দ্বারা বিভাজ্য হয়।

Bangladesh Bank - Officer(Cash) - 2016

A. 12/17
B. 10/16
C. 12/19
D. 9/11

View Answer	Favorite Question

Answer: Option C

Explanation:

(x + 150% of x)/(y + 200% of y) = 10/19
2.5x/3y = 10/19
x/y = 10 × 3/19 × 2.5 = 12/19. Ans: C

অফিসার (ক্যাশ) নিয়োগ পরীক্ষা- ১২-১০-২০১৮ ||

A. 5/9
B. 5/8
C. 7/12
D. 11/12

View Answer	Favorite Question

Answer: Option B

Explanation:

Two Combined Bank Recruitment Test - Officer 28.09.2018 ||

B. -1
C. 4
D. 1
E. None of these

View Answer	Favorite Question

Answer: Option D

Explanation:

2^a = a^3

2 × 2 + a = 2a + 3

a = 4 - 3 = 1.

Bangladesh Bank - Assistant Director - 2009

B. 1
C. -1
D. 4

View Answer	Favorite Question

Answer: Option B

Explanation:

2^a = a^3

2 × 2 + a = 2a + 3

a = 4 - 3 = 1

2067 . If the perimeter of a rectangular garden plot is 34 feet and its area is 60 square feet, what is the length of each of the longer sides?

A. 5 feet
B. 6 feet
C. 10 feet
D. 12 feet

View Answer	Favorite Question

Answer: Option D

Explanation:

Let the length be L and Breadth be B. Given Perimeter 2(L + B) = 34 - - - - - > Thus L + B = 17 LB = 60 - - - - - - > We can solve the equation but the best way will be to plugin. Note that A and B can be ruled out because the other side will be smaller. So the options are between C and D. Let L be 10 Ft then B = 7 ft and Area is 70 which is not true Let L be 12ft then B = 5 ft and Area is 60 - - - - - > Bingo...what we need.

2068 . If the population of a certain country increases at the rate of one person every 15 seconds, by how many persons does the population increase in 20 minutes?

A. 80
B. 100
C. 150
D. 240

View Answer	Favorite Question

Answer: Option A

Explanation:

Population increased in 15 sec = 1

Population increased in 60 sec or 1 min = 1×4 = 4

Population increased in 20 min = 4×20 = 80

2069 . If the present value of Tk.133.10 in three years time is Tk.100, the rate of interest is--

A. 9%
B. 10%
C. 11%
D. 12%

View Answer	Favorite Question

Answer: Option C

Explanation:

2070 . If the price of a dress is Tk.200 that includes 15% VAT, then what is the amount of VAT?

A. Tk.30.00
B. Tk.26.09
C. Tk.32.09
D. Tk.31.85

View Answer	Favorite Question

Answer: Option B

Explanation:

Let the price excluding VAT be A.

So, A + 15% of A = 200

or, A + 0.15A = 200

or, 1.15A = 200

or, A = 200/1.15 = 173.91 TK

So, VAT = 200 - 173.91 = 26.09 TK

2056 . If the length of rectangle B and the width of rectangle A is one-half the width of rectangle B, what is the ratio of the area of rectangle A to the area of rectangle B?

2057 . If the length of rectangle is increased by 30% and the width is decreased by 30%, then the area will be

2058 . If the market price is Tk. 25, the average revenue of selling five units in Taka is :

2059 . If the mean of numbers 28, x, 42, 78 and 104 is 62, what is the mean of 48,62,98,124 and x?

2060 . If the members of the Public service Commission are V ,W and Z , and If the Rent control Commission is to have as many members in common with the Public Service Commission as the rules allow , the Rent Control Commission must consist of __

2061 . If the nth terms of an arithmetic progression is 4n+1, then the common difference is-

2062 . If the number 5 * 2 is divisible by 6, then * = ?

2063 . If the numerator of a fraction is increased by 150% and the denominator of a fraction increased by 200% fraction becomes 10/19. Find the fraction.

2064 . If the numerator of fraction is increased by 200% and the denominator is increased by 350% The resultant fraction is 5/12. What was the original fraction?

2065 . If the operation ^ is defined by the equation x ^ y = 2x + y, what is the value of a in 2 ^ a = a ^ 3 ?

2066 . If the operation ^ is defined by the equation x ^ y = 2x + y, what is the value of a in 2 ^ a = a ^ 3?

2067 . If the perimeter of a rectangular garden plot is 34 feet and its area is 60 square feet, what is the length of each of the longer sides?

2068 . If the population of a certain country increases at the rate of one person every 15 seconds, by how many persons does the population increase in 20 minutes?

2069 . If the present value of Tk.133.10 in three years time is Tk.100, the rate of interest is--

2070 . If the price of a dress is Tk.200 that includes 15% VAT, then what is the amount of VAT?

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