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3 years ago

14

Luisa's current swimming record is 12% faster than it was last year. If her record last year was 4 minutes and 23 seconds, what

is her record now? Round your answer to the nearest second.

1 answer:

Elden [556K]3 years ago

7 0

12% less since faster
100%-12%=88%

88% of 4 min and 23 sec=
0.88 times 263 seconds=
=231.44=3 minutes and 50 seconds rounded

3 mins, 50 seconds

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