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বাংলাদেশ ব্যাংক সহকারী পরিচালক (এডি) প্রশ্ন সমাধান ২০১৬

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If 25% of a number is subtracted from a second number, the second number reduces to its five-sixth .What is the ratio of the first number to the second number ?

ASat Dec 30 1899 01:03:00 GMT+0000 (Coordinated Universal Time)
BSat Dec 30 1899 02:03:00 GMT+0000 (Coordinated Universal Time)
CSat Dec 30 1899 03:02:00 GMT+0000 (Coordinated Universal Time)
DNone of these
উত্তর : B.
Sat Dec 30 1899 02:03:00 GMT+0000 (Coordinated Universal Time)

শেয়ার :

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সম্পর্কিত প্রশ্ন সমূহ

১.

A person’s present age is two-fifth of the age of his mother. After 8 years , he will be one-half of the age of his mother . How old is the mother at present ?

A32 years
B36 years
C40 years
D48 years
২.

The ages of A and B are in the ratio 3:1 . Fifteen years hence , the ratio will be 2:1 . Their present ages are :

A30 years , 10 years
B45 years , 15 years
C21 years , 7 years
D60 years , 20 years
৩.

Aunik, Kamal and Jamal invested TK. 8000, TK. 4000 and TK. 8000 respectively in a business . Aunik left after six months. If after eight months, there was a gain of TK. 4005, then what will be the share of Kamal ?

A890
B1335
C1602
D1780
৪.

15 men take 21 days of 8 hours each to do a piece of work. How many days of 6 hours each would 21 women take , if 3 women do as much work as 2 men ?

A18
B20
C25
D30
৫.

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
৬.

One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in :

A81 min
B108 min
C144 min
D192 min
৭.

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
৮.

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
৯.

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
১০.

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