Math

Which ratios form a proportion?

a. 4/9, 12/25
b. 3/7, 18/42
c. 5/11, 20/45
d. 5/8, 15/25

Which ratio forms a proportion with 18/30?

a. 20/35
b. 50/90
c. 36/48
d. 60/100

Which proportion has cross products of 5 x 24 and 8 x 15?

a. 5/8=15/24
b. 5/24=8/15
c. 8/24=15/5
d. 15/8=5/24

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asked by itsssjustme.ee
  1. They are all the same. I will do the middle one.

    (18/30) = 3/5 if you divide top and bottom by 6
    what other one is 3/5?
    20/35 = 4/7
    50/90 = 5/9
    36/48 = 3/4
    60/100 = 6/10 = 3/5 whew, finally

    1. 👍 0
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    posted by Damon
  2. @Damon Thanks

    1. 👍 0
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    posted by itsssjustme.ee
  3. Can someone just say the answers?

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    posted by Banana
  4. the answers for the QC for conexus lesson "proportions"
    1.B
    2.D
    3.A
    and if you need the practice answers are
    1.C
    2.A
    3.B
    4.C
    5.B

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    posted by helpers
  5. @helper its actually 1.A 2.D 3. A

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    posted by correction
  6. @correction helpers is right

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    posted by heaven04
  7. Y'all all wrong. The first Q is supposed to have 2 answers, LOL, your incorrect.

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    posted by Unknown
  8. he right
    ps helper is

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    posted by ac
  9. HELPER IS 100% CORRECT GUYS!! THXXX

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    posted by 65678
  10. correction your wrong I got a 67. The actual answers are
    1:B
    2:D
    3:A

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    posted by Anonymous

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