Question
Find the average of 14, 18, 22 and
26.Solution
Sum = 14 + 18 + 22 + 26 = 32 + 22 + 26 = 54 + 26 = 80 Average = 80 / 4 = 20
A shopkeeper marks goods 40% above cost and offers two successive discounts of 20% and 25%. Find the overall profit or loss percent.
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