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Let C’s present age be x years. So, A’s present age = (x + 6) years And B’s present age = (x + 6 + 3) = (x + 9) years According to question, => x + 6 + x = 26 => 2x = 20 => x = 10 Required total sum = x + (x + 6) + (x + 9) = 3x + 15 = 45 years
The curved surface area of a hemisphere is 72π cm2, then its radius is:
1.5 cm of rain has fallen on a square km of length 80% of the water was stored in a tank of dimensions 160 m × 15m. Find the increase in the water leve...
Height of a cylindrical vessel is equal to side of a square, whose area is 324cm². Radius of cylindrical vessel is equal to average of radius of a sphe...
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 area of a square is 225 cm². The breadth of a rectangle is 20% more, and the length is 50% more than the side of the square. Find the ratio of the ...
Area of a rectangle is equal to the total surface area of a hemisphere having volume 9826 cm³ . Find the perimeter of the rectangle if its length is 12...
The sum of the perimeters of a square and a rectangle is 120 metres. If the sum of the length and breadth of the rectangle is 30 m, then find the area o...
Find the length of the side of a regular octagon which is formed by cutting the corner of square of side 30 cm?
The total surface area of a cube is given as 216 cm². The radius of a cone is twice the length of the edge of the cube, and the height of the cone is 1...