Question

1)The ratio of students wearing sneakers to those wearing boots is 5 to 6. If there are 33 students in the class, and all of them are wearing either sneakers or boots, how many of them are wearing sneakers?

2)A recipe for chicken marinade says, “Mix 3 parts oil with 2 parts soy sauce and 1 part orange juice.” If you need 42 cups of marinade in all, how much of each ingredient should you use?

3)Elena makes fruit punch by mixing 4 parts cranberry juice to 3 parts apple juice to 2 parts grape juice. If one batch of fruit punch includes 30 cups of apple juice, how large is this batch of fruit punch?

Answer 1

1) Total ratio 5 + 6 = 11

33 ÷ 11 = 3

Total no. of students wearing Sneakers = 5×3 = 15

2) 42×3 parts Oil, 42×2 parts Soy, 42×1 parts Orange Juice

= 126 parts Oil, 84 parts Soy, 42 parts Orange Juice

Answer 2

Answer:

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