Solve the compound inequality.
3x + 1 <4 or 9x > 31

Including 6% sales tax, an inn charges $135.68 per night. find the inns nightly cost

Adeposit of 5500 at 6% for 3 years equals

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters