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# 1. Following are the car parking charges near a railway station up to. 4 hours – ₹ 60 8 hours – ₹100 12 hours – ₹140 24 hours – ₹ 180 Check if the parking charges are in direct proportions to the parking time.

Since, we have, $$\frac{4}{60}\neq \frac{8}{100}\neq\frac{12}{140}\neq \frac{24}{180}$$