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Determine the area of the sheet required to make a box, whose length is 5, breadth is 3 cm and height is 7 cm?
112 cm2
127 cm2
142 cm2
None of these
Correct Answer Is : 142 cm2
Find the lateral surface area of a cuboid where length - 4 m, breadth - 3 m and height - 5 m? Correct Answer Is : 70 m2 Determine the curved surface area of a right circular cylinder, whose height is10 cm, diameter is 14 cm? Correct Answer Is : 440 cm2 Find the total surface area of a brick whose length is 30 cm, breadth, 10 cm and height is 20 cm Correct Answer Is : 2200 cm2 Calculate the depth of circular well, whose inner diameter and inner inner curved surface area are 3.5 m and 110 m2? Correct Answer Is : 10 m If the inner curved surface area of a pipe is 968 cm2, the inner and our diameters are 4 and 4.4 respectively. Find the height of the pipe? Correct Answer Is : 77 cm Find the formulae for Total Surface Area of a Cube ? Correct Answer Is : 6s2 The cost of painting of a pillar is Rs.41.25 whose curved surface area is 5.5 m2. Find the cost of painting per m2? Correct Answer Is : Rs.12.5/- Calculate the no of revolutions can be made by a roller whose diameter and length are 84 cm and 120 cm respectively and area of the playground is 1854 m2. Correct Answer Is : 500 Check whether true the formula of total surface area of a hemisphere solid is 2πr2? Correct Answer Is : No