8/12 = 2/3
24/36 = 20/30 = 2/3
So, you can see how to adjust either a or b.
5/3 = 25/x
1. a chemical compound requires 8 ounces of chemical a and 12 ounces of chemical b. a mixture contains 24 ounces of chemical a and 30 ounces of chemical b. how can you fix the mixture to make the chemical compound?
2. in an animal shelter, the ratio of cats to dogs is 5 to 3. there are 25 cats. write and solve a proportion the find the number x of dogs.
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2 answers