Question
During her shopping trip, Yoko bought three different types of markers, M, N and P in the ratio of 4 : 3 : 9. She decided to sell them at the prices listed as shown.

Marker M : $1.30
Marker N : $0.70
Marker P : $0.50

Given that Yoko bought a total 528 markers, how much did Yoko collect from the sale of all the markers?
3 m

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During her shopping trip, Yoko bought three different types of markers, M, N and P in the ratio of 4 : 3 : 9. She decided to sell them at the prices listed as shown.

Marker M : $1.30
Marker N : $0.70
Marker P : $0.50

Given that Yoko bought a total 528 markers, how much did Yoko collect from the sale of all the markers?