Mathematics, 18.07.2019 04:00, jakeyywashere

Caleb scored 60 on his first math test. he studied diligently for the next test and earned a score of 90. what is his percent of increase from the first test to the second test? a. 15% b. 30% c. 50% d. 66 2/3%

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Caleb scored 60 on his first math test. he studied diligently for the next test and earned a score o...