Question

water suply concern had to replace a quarter of the mains and lay an auxiliary main for the remaining length in order to augment supplies of of water to a locality the todal cost of tje original main was rs. 4, 00, 000 the auxillary main cost rs. 4, 50, 000and the new main cost rs. 1, 75, 000 it is estimated that the cost laying a main has gone ub by 30% part of the old main realized rs 15000 shows your workings

Answer 1

Answer:

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