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How many spherical lead shots each of diameter 8.4 cm can be obtained from a rectangular solid of lead with dimension 88 cm, 63cm, 42 cm(take π 22/7)?
The lateral surface area of frustum of a right circular cone, if the area of its base is and the diameter of circular upper surface is 4 cm and slant he...
The side of a square is equal to the perimeter of an equilateral triangle of area 196√3 cm2 . Find the area of the square?
The common ratio of a geometric sequence is 3 and the 4th term is 9. What is the first term of the sequence?
The perimeter of a rectangular field is 70 metres and its area is 100.5 m2 . What is the length of the diagonal of this field?
The ratio of length to breadth of a rectangle is 5:4, respectively. Perimeter of rectangle is 234 cm. If each side of a square is 25% more than the brea...
ABCD is a rectangle with AB = 12 cm and BC = 8 cm. O is the centre of a circle touching the three sides AB, BC, and CD of the rectangle ABCD. Find the a...
The length of a plot is three times its breadth. A playground measuring 150 square metres occupies half of the total area of the plot. What is the lengt...
The area of a regular hexagon with side as 6 cm is
The outer radius of a hollow metallic spherical ball is 12 cm while the thickness of the metal used to make it is 6 cm. Find the volume of the metal use...
