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Scilla [17]
3 years ago
8

If 5/8 of the people in a water aerobics class are over age 65 and 1/4 of the people in the class are under age 40, what fractio

n of the people in the class are either over 65 or under 40?
Mathematics
1 answer:
agasfer [191]3 years ago
7 0

Answer:

7/8

Step-by-step explanation:

You just need to add the two fractions together. Since no one can be both, no  other revision is needed.

5/8 + 1/4 = 5/8 + 2/8 = 7/8

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Use your knowledge about parentheses and substitution to solve the following:
meriva

Answer:

16. r(s)(t) =

r=2, s=3, t=4

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final: 24

17. (r)(s)(t)(x)(y) =

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18. (7x + 2Y) =

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Step-by-step explanation:

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