Help please and thank you!

100.8

Step-by-step explanation:

find 60% of 120 getting you 72 . That is the amount she sold in the morning

find how much she has left by subtracting 120 by 72 getting you 48

find 60% of 48 getting you 28.8

add 72 and 28.8 because that's all of the cups she sold in total.

giving you an answer of 100.8

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