Brian gets pic 'n mix when at the cinema and makes his bag up with 3 types of sweet. He picks 3 times as many smarties as cola bottles. He also picks twice as many marshmallows as smarties. What proportion of the bag of sweets are cola bottles? Give your answer in its simplest form.

3/5

et's say he picks c cola bottles. so he picked 3c smarties. And he picked 2(3c) or 6c marshmallows. The proportion of the bag of sweets marshmallows is 6c/(c+3c+6c) = 6c/10c = 6/10 =3/5

Ans: 3/5

Step-by-step explanation:

4th option is correct xy=-10

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