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The correct answer is B
If x – y = 1 and x2 + y2 = 41 where x, y ≥ 0, then the value of x + y will be:
Length of a rectangle is equal to the side of a square. If area of the square and rectangle is 841 m2 and 493 m2, respectively the...
The curved surface area of a right cylinder is 3696 cm³. Its height is three times its radius. What is the capacity (in litres) of the cylinder? (T...
If the curved surface area and the radius of a cylinder are 440 cm2 and 7 cm, respectively, then find the volume (in cm3) of the c...
Area of a rectangle is equal to the total surface area of a hemisphere having volume 5488 cm³ . Find the perimeter of the rectangle if its length is 12...
A rectangular piece of copper foil of length 56 cm and area 616 cm2 is folded along its width to form a cylinder such that there is only one ...
The length, breadth and height of a storeroom are 17m, 10m and 12m respectively. If each box occupies 40 m3 of space, then how many boxes can...
If the angular diameter of the sun is 20, how far from the eye a coin of radius 4.95 cm be kept to hide the sun?
If the volume of a sphere is 500 cm³, then find the surface area of the sphere. [Take π = 3]
