Percentages

An interval of 3 hours 40 minutes is incorrectly recorded as 3 hours 45.5 minutes. Calculate the percentage error in th...

A company purchased 60 computers and 20 printers to modernize its billing operations. The price of each computer is thr...

When 125 is subtracted from a number, the result equals 37.5% of the original number. Find 25% of that number. ...