Question
Eight colleagues K, L, M, N, O, P, Q and Rare seated in
a circle facing the centre. N is an immediate neighbour of both L and Q. P is an immediate neighbour of both K and R. O is second to the right of K. Which of the following is definitely true about M's position?Solution
What is the difference between (in m2) the area of a circular field of radius 21 metres and area of a rectangular piece of land having its di...
The length, breadth and height of a room are in the ratio 7:5:2. If the breadth and height are halved while the length is doubled, then the total area o...
The perimeter of a rectangle of length 2(x + 5) cm and breadth 2(x + 2) cm is double the perimeter of a square of area 324 cm². Find the area of the re...
A rectangular room measures 25 metres in length and has a perimeter of 78 metres. Calculate the total cost to carpet this room at a rate of Rs. 8 per sq...
The base of a right pyramid is a square with diagonal 16 units. Its slant edge is 17 units. What is its vertical height?
The length, breadth and height of a storeroom are 12m, 9m and 10m respectively. If each box occupies 60 m3 of space, then how many boxes can ...
If the length of the rectangle is increased by 40%, by what percent should the width be reduced to maintain the same area?
The length, breadth and height of a solid cuboidal box are in the ratio 7 : 5 : 3 and its total surface area is 11502cm2. Its breadth is:
The sum of the perimeter of circle R and S together is 1012 cm. If the area of circle S is 18634 cm2 , then the radius of circle R is approxi...
A sphere is melted and recast into 64 smaller spheres of equal size. If the radius of the original sphere is 16 cm, find the radius of each smaller sphere.
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