One side of a square plot is 250m, fi...

One side of a square plot is 250m, find the cost of levelling it at the rate of Rs. 2 per square metre.

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The sides of a triangle field are in the ratio 5 : 3 : 4 and its perimeter is 180 m. Find : the cost of levelling the field at the rate of Rs 10 per square metre.

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One side of a square plot is 300m. Find its area. Also, find the cost of levelling it, if the rate for levelling is Rs. 0.50 per square metre.

The diameter of roller 1.5m long is 84cm. If it takes 100 revolutions to level a playground, find the cost of levelling this ground at the rate of 50 paise per square metre.

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The sides of triangular field ojne in the ratio 5:3:4 and its perimeter is 180m. Find: (i) Its area (ii) Altitude of the triangle corresponding to its largest side. (iii) The cost of levelling the field at the rate of Rs. 10 per square metre.

The diameter of a roller is84 cm and120cm long. If it take 500 complete revolutions to level a playground, determine the cost of levelling it at the rate of 30 paise per square metre.

The diameter of a roller 120cm long is 84cm. If it takes 500 complete revolutions to level a playground, determine the cost of levelling it at the rate of 30 paise per square metre.

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