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The correct answer is D
If the length of the rectangle is increased by 40%, by what percent should the width be reduced to maintain the same area?
The area of two similar triangles is 400 cm² and 324 cm², respectively. What is the ratio of their corresponding altitudes?
Find out the volume of a tetrahedron whose side is 6√2 cm³?
Length and breadth of a rectangle are in the ratio 5:4. If the perimeter of the rectangle is 52 cm more than the length of the rectangle, then find the ...
The diagonal of the square is 10 √ 2 cm. Find the diagonal of another square whose area is triple that of the first square.
If the volume of a cuboidal tank is 1008 m3 and the ratio of the length, width and height of tank is 7:6:3 respectively then find the height...
A cylindrical tank has a height of 10 meters and a radius of 7 meters. What is the volume of the tank?
A cube has edge 13 m. Find its length of diagonal, surface area and volume.
In a triangle ABC, D, E and F are the mid-points of the sides BD, CA and AB, respectively. BE and DF intersect at X. DE and CF intersect at Y. Find XY = ?
A and B together started a business with initial investment in the ratio of 3:5, respectively. The time-period of investment for A and B is in the ratio...
