Q:
Selling price of a cellphone is increased by 20%. For this sale is decreased by 30%. Find the effect of total sales?
Answer & Explanation
Answer: A) 16%
Explanation: Let cost of each cell phone = Rs.100 & Sale = 100 phones.
Money receipt = Rs.(100 x 100) = Rs.10,000
New cost per cellphone = Rs.120 and New sale = 70 phones
New Money Receipt = Rs.(70 x 120) = Rs.8400
Then the effect of sales = decrease in money receipt =
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