The cost of an article is decreased by 10%.

The cost of an article is decreased by 10%. If the original cost is $100, find the decrease cost.

Quiz

Answer/Solution

90

Steps/Work

Original cost = $100
Decrease in it = 10% of $100
= 10/100 ×100
= 1000/100
= $10
Therefore, decrease cost = $100 - $10 = $90
Answer:E

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The cost of an article is decreased by %. If the original cost is $ , find the decrease cost.

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