The 15th International Olympiad on Astronomy and Astrophysics (IOAA) 2022 was held in Georgia, from August 14 to 21, 2022.The IOAA aims to promote the growing interest of students in Astronomy and related STEM subjects.The Indian contingent bagged three gold medals and two silver medals.
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...
Two third part of cylinder is full of water. When we tilt the cylinder in such a way that the water becomes diagonal shape, in this process 87.5 litre o...
The two parallel sides of a trapezium are 27 cm and 13 cm respectively. If the height of the trapezium is 8 cm, then what is its area in m²?
A cone is cut parallel to its base in 3 parts in such a way that the height of each part is same. Find the ratio of volume of these parts?
A rectangular paper sheet of dimensions 33 cm x 14 cm is folded along its length to form a cylinder. What will be the volume of this cylinder? Take ㅠ ...
The volume of water measured on a rectangular field 400m `xx` 200m is 8000 . Find the depth (amount) of rain that has fallen.
If the diameter of a sphere is 63 cm, then what is the total surface area of the sphere?
Find the length of the diagonal of a cube with volume 81√3 cm³?
If the sides of a triangle measure 21 cm, 35 cm and 28 cm, what is the measure of its in radius? (in cm)
The ratio of length and breadth of a rectangular field is 5:9. If the total cost of surrounding it at the rate of Rs 7.50 per meter is Rs 4200, then fin...
