Question

a)Density of copper is approx. 9 g cm^3. If mass of block of copper is 36 g. What is its volume? b) A football field is 6000 cm in length and 50 m in breadth, what is its area? c)A passenger train travels from Pune to Mumbai in 4 h covering a distance of 180 km and returns along the same route to Pune in 5h. Find the average speed of the train

Answer 1

Answer:

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Explanation:

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