SOLUTION: Which of the following is true? a. 1:4=2:5 b. 6:9=10:12 c. 5:11=15:60 d. 2:7=4:14

Algebra ->  Proportions -> SOLUTION: Which of the following is true? a. 1:4=2:5 b. 6:9=10:12 c. 5:11=15:60 d. 2:7=4:14      Log On


   

Question 981655: Which of the following is true?
a. 1:4=2:5
b. 6:9=10:12
c. 5:11=15:60
d. 2:7=4:14
Answer by JulietG(1812) About Me  (Show Source):
You can put this solution on YOUR website!
Which of those can you multiply by a fraction that equals 1 and get the same numbers?
2%2F7*2%2F2=4%2F14
Can you do the same with any of the others? (Hint: No, you can't.)