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Sum of weight of A, B and C = 76 × 3 = 228 kg Sum of weight of A, B, C and D = 70 × 4 = 280 kg Weight of D = 280 – 228 = 52 kg Weight of E = 52 + 2 = 54 kg Sum of weight of B, C, D, E = 69 × 4 = 276 kg Weight of (B + C) = 276 – 52 – 54 = 170 kg Weight of A = 228 – 170 = 58 kg
The perimeter of 4 squares is 20 cm, 24 cm, 32 cm and 36 cm respectively. What will be the area of the square having perimeter equal to sum of edges of ...
The circumference of a semi-circle is 108 cm. What is the area of the circle with the same radius as the semi-circle? (Take π = 22/7)
If the area of square is 441 cm² and the breadth of rectangle is 20% more and the length is 50% more than the side of the square, then find the the a...
If the length of the rectangular pipe is 2 times of its breadth and 5 times of its height. Find the total surface area if its volume is 600 cm³?
Each side of square ‘A’ is 5 cm less than that of square ‘B’. The perimeter of a rectangle is 2 times the difference of the perimeters of the tw...
The quantity of sugar in a 28 percent sugar solution is 91 grams. What is the total quantity of the solution?
If √̅1̅2̅-̅2̅√̅3̅5̅ + √̅8̅+̅2̅√̅1̅5̅ = √a + √b, where a and b are positive integers, then the value o...
A solid cube, whose edge is of length 60 cm, is melted. Identical solid cubes, each of volume 216 cm3, are made of this molten cube, without ...
A solid cone is placed inside a solid hemisphere, both having the same radius and height. If the volume of the cone is 150 cm³, find the total volume o...
The radius of a sphere is 18cm. The surface of the sphere is what percent of its volume.
