Uddoyon
  • হোম
  • চাকরি পরীক্ষার প্রস্তুতি

বাংলাদেশ ব্যাংক সহকারী পরিচালক (এডি) প্রশ্ন সমাধান ২০১৬

  • বাংলাদেশ ব্যাংক ২০১৬
  • গণিত
Back

A is 30% more efficient than B . How much time will they, working together , take to-complete a job which A alone could have done in 23 days ?

A11 days
B13 days
C21 days
DNone of these
উত্তর : B.
13 days

শেয়ার :

Share on FacebookShare on WhatsAppShare on Telegram

সম্পর্কিত প্রশ্ন সমূহ

১.

A person has to cover a distance of 6 km in 45 minutes. If he covers one-half of the distance in two-thirds of the total time; to cover the remaining distance in the remaining time , his speed (in km/hr ) must be :

A6
B8
C12
D15
২.

How may seconds will a 500 meter long train take to cross a man walking with a speed of 3 km/hr in the direction of the moving train if the speed of the train is 63 km/hr ?

A25
B30
C40
D45
৩.

TK. 800 becomes TK. 956 in 3 years at a certain rate of simple interest. If the rate of interest is increased by 4%, what amount will TK. 800 become in 3 years ?

A1020.8
B1025
C1052
DNone of these
৪.

The percentage increase in the area of a rectangle , if each of its sides is increased by 20%, is :

A0.4
B0.42
C0.44
D0.46
৫.

If A = 26, SUN = 27, then CAT = ?

A24
B27
C57
D58
৬.

If $A + B = 2C$ and $C + D = 2A$ , then

AA + C = B + D
BA + C = 2D
CA + D = B + C
DA + C = 2B
৭.

In a class of 60, where girls are twice that of boys , Kamal ranked seventeenth from the top . If there are 9 girls ahead of Kamal , how many boys are after him in rank ?

A3
B7
C12
D23
৮.

$(2^2 \times 7 - 5 + 1^2)$ is equal to :

A3
B23
C33
D43
৯.

If $m$ and $n$ are whole numbers such that $m^n = 121$, then the value of $(m-1)^{n+1}$ is :

A1
B10
C121
D1000
১০.

If selling price of an article is $\frac{3}{4}$ of its cost price , the profit in the transaction is :

A16(2/3)%
B20(1/2)%
C25(1/2)%
D33(1/3)%