Question
Gem baked coffee, durian and cream macarons. There were one-quarter as many cream macarons as durian macarons and an equal number of cream macarons as coffee macarons. The cost of each macaron is given as shown.

1 cream macaron: $1.90
1 durian macaron: $1.20
1 coffee macaron: $1.30

If she collected $280 from selling all the macarons, how many durian macarons were there?
3 m

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Gem baked coffee, durian and cream macarons. There were one-quarter as many cream macarons as durian macarons and an equal number of cream macarons as coffee macarons. The cost of each macaron is given as shown.

1 cream macaron: $1.90
1 durian macaron: $1.20
1 coffee macaron: $1.30

If she collected $280 from selling all the macarons, how many durian macarons were there?