SOLUTION: A trader purchased a wall clock and a watch for Rs. 5070. He sold them making a profit of 10% on the wall clock and 15% on the watch. He earns a profit of 669.50. Find the cost of

Question 1087332: A trader purchased a wall clock and a watch for Rs. 5070. He sold them making a profit of 10% on the wall clock and 15% on the watch. He earns a profit of 669.50. Find the cost of the wall clock and that of the watch.

Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!
c, clock
w, watch

Two linear equations in two unknown variables. Use either substitution or elimination method.
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