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In February 2016, the Union government has launched a new initiative “Project Sunrise” to tackle the increasing HIV prevalence in the North-Eastern states.
The radii of two right circular cylinders are in the ratio 3 : 2 and the ratio of their volumes is 27:16. What is the ratio of their heights?
The height of a right circular cone is 35 cm and the area of its curved surface is four times the area of its base. What is the volume of the cone (in ...
The value of tan2 θ + cot2 θ − sec2 θ cosec2 θ is:
A solid rectangular block with dimensions 60 cm × 40 cm × 20 cm is melted down, and identical smaller rectangular blocks, each with a volume of 80 cm�...
The population of a town is 64000. It increased by 10% during the first year. During the second year, it decreased by 25% and increased by 5% during the...
If the length of a rectangle is increased by 30% and its breadth is decreased by 20%, then the area of the rectangle will be increased or decreased by h...
Which one among the following is the smallest?
The lateral surface area of a cube is 400 cm2. The length of a cuboid is 50% more than the side of the cube. The breadth of the cuboid is 12 ...
The ratio of the largest and the smallest angle of a triangle is 3:2. The smallest angle is 20% of the sum of these two angles. What is the sum of the r...