The area of the floor of auditorium is 600 sq. m. How many unbroken tiles of dimension 10*30 cm2 will be required to cover the floor completely?
The age of B is half the sum of the ages of A and C. If B is 2 years younger than A and C is 32 years old, then the age of B must be ---
If x and y are perfect squares, then which of the following is not necessarily a perfect square?
One student is asked to divide a half of a number by 6 and other half by 4 and then to add the two quantities. Instead of doing so the student divides the given number by 5. If the answer is 4 short of the correct answer then the actual answer is :
Drum X is 1/2 full of oil and drum Y, which has twice the capacity of drum X, is 2/3 full of oil. If all of the oil in drum X is poured into drum Y, then drum Y will be filled to what fraction of its capacity?
If n=1021+(2×1019)+1017, how many zeros does n contain?
The remainder when 82000 is divided by 7 equals:
In the figure below, triangle ABC is isosceles with base AC. If x= 60°, then AC=?
The sum of the series 12+22+32+42+------+152 is:
If a square is inscribed in a circle of radius r as shown below, then the area of the square region is --
A large field of 1400 acres is divided into two parts. The difference of the areas, of the two parts is one-fifth the average of the two areas. Thus, the area of the smaller part is :
If simple interest on a certain sum of money is Tk. 256 and the rate of interest per annum equals the number of years, then the rate of interest is :