Formulas(37-62) 2.4-C
Formulas and Problem Solving How long will it take $500 to double itself if we invest it at 8% simple interest.
Formulas and Problem Solving Mercedes starts jogging at 5 miles per hour. One-half hour later, Karen starts jogging on the same route at 7 miles per hour. How long will it take Karen to catch Mercedes?
Formulas and Problem Solving Bryan’s Pest Control stocks a 7% solution of insecticide for lawns and also a 15% solution. How many gallons of each should be mixed to produce 40 gallons that is 12% insecticide?