Question
Jade baked blueberry, durian and coffee cupcakes. There were one-quarter as many coffee cupcakes as durian cupcakes and an equal number of coffee cupcakes as blueberry cupcakes. The cost of each cupcake is given as shown.

1 coffee cupcake: $1.10
1 durian cupcake: $1.20
1 blueberry cupcake: $1.60

If she collected $150 from selling all the cupcakes, how many durian cupcakes were there?
3 m

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Jade baked blueberry, durian and coffee cupcakes. There were one-quarter as many coffee cupcakes as durian cupcakes and an equal number of coffee cupcakes as blueberry cupcakes. The cost of each cupcake is given as shown.

1 coffee cupcake: $1.10
1 durian cupcake: $1.20
1 blueberry cupcake: $1.60

If she collected $150 from selling all the cupcakes, how many durian cupcakes were there?