One day has 1440 minutes
therefore 1440minutes =100% , then
18minutes= how many %
= (100%*18)/1440 = 1.25 %
what percent of one day is 18 minutes?
Total minutes in a day-
24 hours × 60 minutes = 1440 minutes
18/1440
18/1440 = x/100
1440x = 1800
x = 1.25 %