Question

following are the car parking charges near railway station upto, 4hoursFollowing are the car parking charges near a railway station upto
4hours - 60 rupees
8 hours - 100 rupees
12hours-140rupees
24hours-180 rupees

check if the parking charges are in direct proportion to the parking time.
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Answer 1

Answer:

4:60=1:15

8:100=1:25

12:140=6:75

24:180=6:45

Since the ratios are equal They are not in proportion