The ratio of two numbers is 3:4 and their H.C.F. is 4 . Their L.C.M. is :
What decimal of an hour is a second ?
What mathematical operation should come at the place of '?' in the equation : 2 ? 6 - 12 ÷ 4 + 2 = 11
The average of five consecutive odd numbers is 61. What is the difference between the highest and lowest numbers ?
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 ?
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 :
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 ?
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 ?
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 ?
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 :
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 :
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 ?
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 ?
Cyclone is related to Anticyclone in the same way as Flood is related to ............ ? ...............
Root : Stem : Branch : ?
Choose out the odd one.
Choose the number pair/group which is different from others .
If A = 26, SUN = 27, then CAT = ?
How many sons does X have ? I. Q and U are brothers of T. II. R is sister of P and U. III. Rand Tare daughters of X
If A + B = 2C and C + D = 2A , then
Arrange the following in a logical order : 1. Euphoria 2. Happiness 3. Ambivalence 4. Ecstasy 5. Pleasure
A, B and C are sisters . D is the brother of E . and E is the Daughter of B. How is A related to D ?
If m and n are whole numbers such that m " = 121, then the value of (m-1)n+1 is :
If selling price of an article is 34 of its cost price , the profit in the transaction is :
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 ?
The percentage increase in the area of a rectangle , if each of its sides is increased by 20%, is :
(227-75+12) is equal to :
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 ?