Question

A parking attendant gets Rp. 17,000 from 3 cars and 5 motorbikes, while from 4 cars and 2 motorbikes he gets Rp. 18,000.00. If there are 20 cars and 30 motorbikes, lots​

Answer 1

Let's x is no. Of cars and y is the no. Of bikes.

Since cars are having 4 wheels and bikes are having 2, from the given data we can write.

4x+2y=200

2x+y=100….. (1)

x+y=70…….. (2)

From eqn 1 and 2..

No. Of cars =30 and the no. Of bikes will be 40

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