If the price of pen is discounted by 40%, for Tk. 120 you can buy 4 more pens than you could buy at the original price. How many pens could be bought for Tk. 120 at the original price?
If the average of p and q is 7 and r = 13, what is the average of p, q and r?
It takes 24 hours for 10 men to make 15 Christmas Cakes. How many cakes can be made if 8 men work for 36 hours?
In a triangle PQR, PR is the longest side. Then the largest of the three angles is
If n and p are both odd numbers, which of the following numbers must be an even number?
In group of 27 students, 18 belongs to Communication Club and 15 belong to the Business Club. If Each student belongs to at least one club, how many students belong to both clubs?
A father's age is four times his son's age now. Twenty years from now, the father's age will be double his son's age. What will be the son's age ten years from now?
A man and a boy together can complete a job in 81 days. Two men and three boys together can complete the same job in 36 days. In how many days can four men together complete the same job?
If 'n' is an integer, which of the followings must be even?
If a number is divisible by 102, then it is also divisible by:
A square room has a square carpet symmetrically placed in it. This leaves an uncovered area of 9m2 The area of the whole room is 25m2 What is the length of one side of the carpet?
In the figure below, what is the value of x?
ABCD is a parallelogram. BD = 2 The angles of triangle BCD are all equal. What is the perimeter of the parallelogram?
What is the next number in the series 3, 11, 27, 51, _ ?
A line segment is drawn from point (8,-2) to point (4, 6). The co-ordinates of the midpoint of this line segment are
If two halves of 212 are added to 212, the result is
A boy can swim 75 feet in 12 seconds. What is his rate of speed of swimming to the nearest mile per hour (mph)?
If x=3 and y=16 then the value of x in terms of y is:
An old computer that can print a document in 6 hours. With the help of a newer model the job can be completed in 2 hours. How long would it take for the newer model to do the job alone?
Of the followings, which is greater than 12 ?