3 years ago

What single percentage change is equivalent to a 11% decrease followed by a 13% decrease?

Mathematics

1 answer:

quester [9]3 years ago

6 0

Answer:

77.43% decrease

Step-by-step explanation:

A decrease of 11% = (100 - 11)% = 89% = $\frac{89}{100}$ = 0.89

A decrease of 13% = (100 - 13)% = 87% = $\frac{87}{100}$ = 0.87

A 11% decrease followed by a 13% decrease has an overall change of

0.89 × 0.87 = 0.7743 × 100% = 77.43%

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