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We will have the following total cases in this situation = (G, G, G), (G, G, B), (G, B, B).
Therefore required probability = 1/3
B invests 30% of his monthly salary on Travelling and 20% of remaining on Food. Again, he invested 25% of the remaining (after travelling and food expen...
The radius of a right circular cylinder is 4 times its height. If the height of the cylinder is 2.5 cm, then what is the volume of the cylinder? (in cub...
The length of a plot is seven times its breadth. A playground measuring 224 square metres occupies half of the total area of the plot. What is the lengt...
'O' is a point in the interior of an equilateral triangle. The perpendicular distance from 'O' to the sides are Ö 3 cm, 2Ö 3 cm, 5Ö 3 cm. The perimet...
The length and breadth of a rectangular plot of a land are in the ratio 9:7. The owner spent Rs 8,000/- for surrounding it from all the sides at...
The sum of the radii of spheres A and B is 14 cm. the radius of A being larger than that of B. The difference between their surface areas is 112π. Wh...
The radius of a cylindrical tank is 7 meters, and its height is 14 meters. How much water will it take to fill the tank to half its capacity?
Angle bisectors of Q and R meet at point S, inside the triangle PQR. If angle QSR = 126˚ , then the measure of angle P is:
The area of the floor of a cubical room is 49m². The length of the longest rod that can be kept in the room is
If the area of a triangle is 1080 cm2 and base: corresponding altitude is 3:5, then the altitude of the triangle is:
