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16 January, 10:37

There were 20 girls and 10 boys on the swim team last Summer. This summer, the number of girls decreased by 30% and the number of boys increased by 40%. How many member are on the swim team this summer?

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  1. 16 January, 10:49
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    This is late, but there would be 24 girls and 6 boys, making 30 members of the swim team. You convert the percentages to decimals and multiply what you want the percentage of by the percent. 30% = 0.30. 20 x 0.30 = 6.
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