Yi Min owns a small store. The first month the store was
open, she made $1,375 in profit. During the next month, she
advertised in the local newspaper and saw a 60% increase
in profit. How much profit did she make the second month?
'Percent (%)' means 'out of one hundred':
p% = p 'out of one hundred',
p% is read p 'percent',
p% = p/100 = p ÷ 100.
60% = 60/100 = 60 ÷ 100 = 0.6.
100% = 100/100 = 100 ÷ 100 = 1.