# algebra

A science teacher has a supply of 50% sugar solution and a supply of 80% sugar solution. How much of each solution should the teacher mix together to get 105 mL of 60% sugar solution for an experiment ?

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3. 👁 623
1. How much of the 50% and 80% solutions does the teacher have?

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posted by Sandy
2. if x mL of 50%, then

.50x + .80(105-x) = .60*105

now just solve for x

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5. The answers for the whole thing is
1.D
2.A
3.C
4.D
5.C
6.D
7.A
8.C
9.A
10.B
11.A
12.A
13.A
14.B
15.A
16.B
17.A
18.A
19.B
20.C
21.A
22.A
23.D
24.B

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6. Anonymous you're wrong! 14/24 isn't 100% right. The answers are
1 A
2 D
3 C
4 D
5 C
6 D
7 C
8 A
9 A
10 B
11 A
12 A
13 A
14 B
15 A
16 C
17 B
18 B
19 C
20 A
21 A
22 A
23 B
24 B
Trust me.

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7. The answers are different for everyone im pretty sure

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8. the answers aren't the same for everybody. they have like 4 different tests.

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posted by vanessa
9. which one for Connexus

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posted by rose

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