Who has written the book- " Braving A Viral Storm: India’s Covid-19 Vaccine Story"?
When the ratio of the length and breadth of the rectangle is given as 3:2. If the perimeter of the rectangle is equal to the perimeter of the square, wh...
The base of a pyramid is an equilateral triangle whose each side is 10 cm. Its slant edge is 30 cm. What is the total surface area (in cm²) of the pyra...
The angle of elevation of the top of an unfinished tower at a point distant 78 m from its base is 30°. How much higher must the tower be raised (in ...
The area of four walls of a room is 140 cm2. If the length and breadth of the room were equal and the height of the room is 5 cm, then what i...
A rectangular frame of size 100 cm (length) x 120 cm (breadth) is to be surrounded by stickers of 2 cm x 2 cm size. How many stickers would be required ...
Length and breadth of a rectangle are in the ratio 4:5. If the perimeter of the rectangle is 52 cm more than the length of the rectangle, then find the ...
The income of a person is Rs.15000 and his expenditure is Rs.11000. In the next year his income and expenditure are increased by 8% and 16% respectively...
A wooden box measures 20cm by 12cm by 10cm. Thickness of wood is 1 cm. volume of wood to make the box is.(in cm 3 )
The area of a square is 729 cm2 which is 48 cm2 less than that of a rectangle. Find the perimeter of the rectangle if the length o...
A square whose diagonal is 12 √2 cm is made base of the pyramid. if height of the pyramid is 18cm, then what is the total surface area of the pyramid....
