# List of Problems by Type

```PAYROLL
Problems about wages, hourly and weekly rates, overtime, deductions and net pay.
TIPS and TAXES
Tax rates, property values, tip percents.
MARK UP and DISCOUNT PERCENTS
Employee discounts, wholesale and retail markups, percent correct/wrong, percent increase
DIRECT and INVERSE RELATIONSHIPS
Problems about yields and volumns (tons, pounds, gallons, cubic feet, miles), time
(days, hours), distance (linear feet, miles, etc.), revolutions per minute/hour.
WORK TOGETHER
Individual and combined rates and efforts.
MIXTURES
Combinations of coins, tickets, marbles, nuts or other objects in different amounts.
SOLUTIONS (Liquids)
Mixing solutions of water and other liquids.
CUTTING/DIVIDING PROBLEMS
Cutting boards and other items into lengths.
RATIOS
Ratios of boys to girls, of chemicals in mass.
TRAVEL and DISTANCE
Boats, trains, people, meteors traveling different distances, rates and speeds.
TOTAL GIVEN
Total weight, cost or angle size is given or understood.
DEALING WITH NUMBERS AND DIGITS
Sum, quotient, product and difference or two or more numbers, integers or digits.
DEALING WITH PERIMETERS AND ANGLES
Sum, quotient, products and differences of angles and sides of triangles and rectangles.
AREAS OF TRIANLGES AND RECTANCLES
Areas, heights, lengths, widths and perimeters of triangles and rectangles.
VOLUMNS
Volumes of spheres or baloons and cylinders.
AGE PROBLEMS
Older/younger than then versus older/younger than now.
```