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

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

correction your wrong I got a 67. The actual answers are

1:B
2:D
3:A

HELPER IS 100% CORRECT GUYS!! THXXX

@correction helpers is right

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

Can someone just say the answers?

he right

ps helper is

Helper is correct. I got a 3 out of 3 on that quick check.

I just took the test the correct answers are:

1. B
2.D
3.A Your are an as hole bob @>@

@Damon Thanks