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Please help!!
The topic is ratios and proportions.

Please help!! The topic is ratios and proportions.-example-1
User Nour
by
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1 Answer

12 votes

Answer:

Explanation:

From the first set 20 corresponds to 1/6

for a fraction of 2/3 = 4/6

thus 4 * 1/6 = 4 * 20 = 80 calories

For 10 calories,

20 * 1/2 = 10 calories thus

1/6 * 1/2 = 1/12

For 90 calories,

10 * 9 = 90 calories thus,

1/12 * 9 = 9/12 = 3/4

User Amirouche Douda
by
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