30% of the 30 marbles is nine and 9-30 = 21 so your answer is 21
Answer:
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Answer:
4.5 yard width, 12 yard length
Step-by-step explanation:
Answer:
Yes
Step-by-step explanation:
12 divided by 2 = 6, 24 divided by 4 = 6, 36 divded by 6 = 6, 48 divded by 8 = 6, 60 divided by 10 = 6.
All answers have 6 so yes it is proportional.
Hamburgers and spaghetti are preferred almost equally.