Peter, John and Mike run around a Circular track starting from the same point simultaneously and in the same direction at the speed of 36 kmph, 54 kmph and 72 kmph respectively. If the length of the track is 3600 metre, when will Peter, John and Mike meet at the starting point for the first time after they start the race?
If the areas of three adjacent faces of a rectangular box which meet in a corner are 12cm2, 15cm2 and 20cm2 respective...
The outer radius of a hollow metallic spherical ball is 15 cm while the thickness of the metal used to make it is 12 cm. Find volume of the metal used i...
(175/3)% of the raindrops could have been collected, when 6 cm of rain has fallen on a part of land of area 2 km2, in a tank having a 200 m &...
Angle bisectors of Q and R meet at point S, inside the triangle PQR. If angle QSR = 132˚ , then the measure of angle P is:
If base of a prism is square of side 12 cm & height is 22 cm . What is the volume of prism?
A right circular cylinder having total surface area of 44352 cm2 is immersed in a vessel completely filled with water. If the height of the c...
The perimeter of a rhombus is 130 m. If one of its diagonals is 16 m, then the area of the rhombus is
A group of boys has an average weight of 44 kg. One boy weighing 50 kg leaves the group and another boy weighing 40 kg joins the group. If now the aver...
The perimeter of a rectangle is 120% more than perimeter of a square of side 10 cm. If the length of rectangle is 250% more than side of square then fin...
The area of a rectangle is 1/2 that of a square. The length of the rectangle is 20 cm and the breadth of the rectangle is 3/2 times that of the side of ...
