The ratio of vinegar to olive oil in a salad dressing recipe is 6:7. Which ratio is equivalent to 6:7? A: 36:42
B: 36:49
C: 30:42
D: 26:28

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.