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Quantity of acid in 25 litres mixture = 25 × 60/100 = 15 Quantity of acid in 35 litres mixture = 35 × (80/100) = 28 Total quanity of acid = 28 + 15 = 43 litres Total quanitiy of mixtre = 35 + 25 = 60 Percentage of acid in 60 litres mixture = 43/60 × 100 = 71.67% ≈ 71.7%
Number p is 15% more than 150. If k is 15% less than p, then k is equal to:
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Find how many cubes of side 1 cm each can be made by melting a cuboid with dimensions 20cm × 40cm × 5cm?
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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:
Perimeter of a square is equal to perimeter of a rectangle, if area of square is 576 cm2 and length of rectangle is two times that of breadth...
If the volume and radius of a cylinder is 24640 cm3 and 28 cm respectively then find the height of the cylinder?
Calculate the base length of a triangle given that its area is 640 cm² and the altitude corresponding to this base measures 40 cm.
