Math

1. Determine which ratio forms a proportion with 9/5 by finding a common multiplier.

a. 54/30
b. 45/50
c. 45/40
d. 90/20

2. Determine which ratio forms a proportion with 15/8 by using cross products.

a. 25/16
b. 30/12
c. 60/32
d. 75/32

3. Solve 3/27 = w/54

a. 2
b. 6
c. 9
d. 18

4. In a survey, 3 out of 10 people names blue as their favorite color. 1 out of 5 named red. If 1,200 people were included in the survey, how many named blue or red as their favorite color?

a. 700 people
b. 800 people
c. 600 people
d. 400 people

5.Solve the proportion using cross products. Round to the nearest hundredth if necessary.
12 miles/27 hours = 4 miles/ h hours

a. 28
b. 12
c. 9
d. 18

6. LA is about 385 miles from San F. How far apart would the cities be on the map with a scale of 1 inch = 15 miles. If necessary, round to the nearest hundredth.

a. 26.33 in.
b. 25.67 in.
c. 24.33 in.
d. 27.50 in

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  1. Some one will be glad to check your answers.

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    2. 👎 4
  2. @Ms. Sue.
    1.a
    2.c
    3.b
    4.c
    5.b
    6.d I think

    1. 👍 4
    2. 👎 0
  3. 5 and 6 are wrong. The other 4 are right.

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  4. @Ms. Sue
    5. d
    6. a

    1. 👍 3
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  5. 5 d doesn't make any sense.

    6 is also still wrong.

    I only check multiple choice answers twice. Please do not post these questions again.

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    2. 👎 9
  6. Does anyone have all the answers

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  7. The answer for #5 is c

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  8. Ms. Sue

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  9. I'm taking a test. And, cross products aren't my best category. I was wondering if someone had the answer for forming a proportion with the ratio 10/6 using cross products. Thanks guys!
    #PrincessJay

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  10. No offense to Ms. Sue but if someone needs help she should help them and not just say that is incorrect. She should actually tell the student how to do the problem.

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  11. no offense she died

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