Question
During her shopping trip, Lucy bought three different types of crayons, S, T and U in the ratio of 5 : 2 : 7. She decided to sell them at the prices listed as shown.

Crayon S : $2.20
Crayon T : $0.90
Crayon U : $0.50

Given that Lucy bought a total 448 crayons, how much did Lucy collect from the sale of all the crayons?
3 m

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During her shopping trip, Lucy bought three different types of crayons, S, T and U in the ratio of 5 : 2 : 7. She decided to sell them at the prices listed as shown.

Crayon S : $2.20
Crayon T : $0.90
Crayon U : $0.50

Given that Lucy bought a total 448 crayons, how much did Lucy collect from the sale of all the crayons?