Question

1) reema purchased an article for Rs 700 and sold for Rs 910 . find her profit or loss percent.

Answer 1

purchasing cost = rs. 700
selling price = rs. 910

Profit = selleing price - purchasing cost
         = 910 - 700
         = 210

Profit percent = 210/700 * 100
                       = 0.3 * 100
                       = 30%
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Answer 2

please see the attachment.