Question
John moves a distance of 8 km towards west. Then he
moves towards south-east andcovers a distance of 6 km. From there, he moves towards east and travels a distance of 15km. Finally, he moves towards north-west and covers 6 km. How far is he now from thestarting point?Solution
The volume of a cube is 27 cm³. If the cost of painting the cube is Rs. 25 per cm², then find the cost of painting five faces of the cube.
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