Verified Answer :

pegah

for this question you should know that 5 hours is equal to 300 minutes so the ratio of 300 minutes to 100 minutes is 300/100 which is equal to 3/1 or 3 :)))
i hope this is helpful
have a nice day

first 5x60=300
therefore...   300:100
300/50=6   and    100/50=2
6:2
therefore is 3/1

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