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Forty students are in the science club. Of those, 45% are girls. This percent increases to 56% after more girls join the club. How many more girls join? Please show work.

Forty students are in the science club. Of those, 45% are girls. This percent increases to 56% after more girls join the club. How many more girls join? Please show work.
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Forty students are in the science club. Of those, 45% are girls. This percent increases to 56% after more girls join the club. How many more girls join? Please show work.

asked
User Jinu Joseph Daniel
by
8.2k points

1 Answer

1 vote

Answer:

4.4

Explanation:

40 x 0.45 = 18

40 x 0.56 = 22.4

22.4 - 18 = 4.4

answered
User Bedram Tamang
by
8.2k points
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