Question
During her shopping trip, Diana bought three different types of crayons, A, B and C in the ratio of 5 : 2 : 7. She decided to sell them at the prices listed as shown.

Crayon A : $2.40
Crayon B : $0.90
Crayon C : $0.30

Given that Diana bought a total 490 crayons, how much did Diana collect from the sale of all the crayons?
3 m

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During her shopping trip, Diana bought three different types of crayons, A, B and C in the ratio of 5 : 2 : 7. She decided to sell them at the prices listed as shown.

Crayon A : $2.40
Crayon B : $0.90
Crayon C : $0.30

Given that Diana bought a total 490 crayons, how much did Diana collect from the sale of all the crayons?