math

#1)Which ratio forms a proportion? Use cross products to test each pair.
(A)15/40, 35/90
(B)18/22, 45/55
(C)12/55, 33/121***
(D)17/31, 32/45

#2)Which ratio forms a proportion with 20/30? Use equivalent ratios to test each pair.
(A)16/24
(B)10/20***
(c)17/51
(d)15/60

#3)Which ratios form a proportion? Use equivalent ratios to test each pair.
(A)4/9, 2/3
(B)6/15,9/12***
(C)12/16, 15/20
(D)18/20, 24/30.
Are my answers correct? If not, which ones are wrong?

asked by helpasap
  1. #1 I meant to put (C)15/55 not the 12.

    posted by helpasap
  2. 12/55 = 33/121
    1452 = 1815 -- Nope!

    2, no

    3. no

    posted by Ms. Sue
  3. OK so if I did all wrong, #1 would be A. #2, D, and #3 also D.. Right? @Ms.Sue

    posted by helpasap
  4. Please show your work for these problems.

    posted by Ms. Sue
  5. this site is confusing

    posted by dafuk
  6. 1.B
    2.D
    3.A

    THESE ARE THE CORRECT ANSWERS FOR UNIT:6 LESSON:5

    posted by May

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