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Mary decreased her time for the mile walk from 30 minutes to 24 minutes. What was the percent of decrease? A. 32% B. 20% increase C. 20% decrease D 88%

Mary decreased her time for the mile walk from 30 minutes to 24 minutes. What was the percent of decrease? A. 32% B. 20% increase C. 20% decrease D 88%
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Mary decreased her time for the mile walk from 30 minutes to 24 minutes. What was the percent of decrease?

A. 32%
B. 20% increase
C. 20% decrease
D 88%

asked
User Kaj Nelissen
by
7.8k points

2 Answers

4 votes
Yea its c ithink though
answered
User JRV
by
7.3k points
4 votes
It will be C)


(24-30/ 30) *100
= - 20
So we will be stating (-) as 20% decrease .

Hope it helps
answered
User RDotLee
by
8.2k points
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