Come up with four equivalent expressions for 25(4+x)

Question

Ms Bear and Mr Bear added the same amount of water to their pools. Ms Bear mixed 10 mL of a chemical solution with every gallon of water for her pool. Mr Bear mixed 13 mL of the chemical solution with every 3 gallons of water for his pool. Which ratio of chemical solution to gallons of water is greater: Ms Bear or Mr Bear? Explain.

Answer 1

10/1 and 13/3

30/3 and 13/3     LCD

 

Which one is greater?

Answer 2

10/1 vs 13/3

10/1 = 10

13/3 = 4.33333333....

 

10 > 4.3333333....