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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asked by Sandra

  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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    posted by Anonymous

  3. What was the answer?

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    posted by That Girl

  4. The answer is A

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    posted by Anonymous

  6. 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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    posted by Anonymous

  7. 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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    posted by Anonymous

  8. The answers are different for everyone im pretty sure

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    posted by REEEEEEEEEE

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

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    posted by vanessa

  10. which one for Connexus

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    posted by rose

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