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exis [7]
3 years ago
15

Of the 30 girls who tried out for the lacrosse team at Euclid Middle School,12 were selected.Of the 40 boys who tried out, 16 we

re selected.Are the ratios of the number of students on the team to the number of students trying out the same for both boys and girls?How do you know?
Mathematics
1 answer:
const2013 [10]3 years ago
3 0
30:12 reduces to 10:4 or 5:2 40:16 reduces to 10:4 or 5:2 so yes they are the same for both boys and girls.
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ZanzabumX [31]

Answer:

Step-by-step explanation:

a = d before Anna gives away 50 marbles.

 

5 (a-50) = a +50 after Anna gives away 50 marbles.

 

5a - 250 = a + 50

 

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a = 75

 

Anna has 75 marbles at the beginning and so did David.

 

Together they have 150 marbles.

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Step-by-step explanation:

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sergeinik [125]

A notation for representing an interval as a pair of numbers. The numbers are the endpoints of the interval. Parentheses and/or brackets are used to show whether the endpoints are excluded or included.

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Which statement is true about the expression 12- 7 + 3?
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I don't see any statements here.

Anyway, the answer is 8.

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