Answer:
18 milky ways = 60%
3 twix = 10%
9 snickers = 30%
Explanation:
18/30 = 0.6
0.6 x 100 = 60%
3/30 = 0.1
0.1 x 100 = 10%
9/30 = 0.3
0.3 x 100 = 30%
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