Question
If base of a pyramid is square of side 3 cm & height is
4 cm . What is the volume of pyramid?Solution
Volume of pyramid = 1/3 `xx` area of base `xx`  Height = (1/3) `xx` 32   `xx` 4 = 12 cm 3 Â
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...
If the 4-digit number x67y is exactly divisible by 9, then the least value of (x + y) is _____.
Radius of a cylindrical vessel is 3cm less than breadth of rectangle, while height of cylindrical vessel is equal to length of rectangle, whose area is...
The volume and height of a cylinder are 2662 cm3 and 7 cm. Find the radius of the cylinder.
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Each side of square ‘A’ is 5 cm less than that of square ‘B’. The perimeter of a rectangle is 2 times the difference of the perimeters of the tw...
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In an equilateral triangle ABC, D is the midpoint of side BC. If the length of BC is 8 cm, then the height of the triangle is:
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