Placement Tests CSN Exam with verified solutions 2024

1 Foot (ft) 12 inches (in) 1 yard (yd) 3 feet (ft) or 36 inches (in) 1 mile (feet) 1760 yards (yd) 1 pound (lb) 16 ounces (oz) 1 ton (T) 2,000 pounds (lb) 1 pint (pt) 16 ounces (oz) 1 quart (qt) 2 pints (pt) or 4 cups (c) 1 gallon (gal) 4 quarts (qt) 1 gallon (gal) 128 ounces (oz) 1 centimeter (cm) 10 millimeters (mm) 1 decimeter (dm) 10 centimeters (cm) 1 meter (m) 10 decimeters (dm) or 100 centimeters (cm) or 1,000 millimeters (mm) 1 kilometer (km) 1,000 meters (m) or 10 hectometers (hg) 1 centigram (cg) 10 milligram (mg) 1 gram (g) 1000 milligrams (mg) or 10 decigrams (dg) 1 kilogram (kg) 1000 grams (g) or 10 hectograms (hg) 1 centiliter (cL) 10 milliliters (mL) 1 liter (L) 1000 milliliters (mL) or 10 deciliter 1 hour 60 minutes or 3600 seconds rectangle perimeter formula 2l + 2w Rectangle area formula l×w Square perimeter formula P=4 × Sides Square area formula A=s^2 Parallelogram perimeter formula 2side + 2base Parallelogram area formula base×height Rhombus perimeter formula 4×side Rhombus area formula side×base Triangle Perimeter Formula a+b+c Triangle Area Formula A=1/2bh Circle Circumference Formula 2πr Circle diameter formula 2×radius Circle Area Formula πr² Right prism volume formula l×w×h Right prism surface area formula 2lw+2wh+2lw Right circular cylinder volume formula πr²h Right circular cylinder surface area formula 2πrh+2πr² Percentage equals Rate × Base Rate equals Percentage ÷ Base Base equals Percentage ÷ Rate percent change equation p=amount of change/original amount × 100 How to change a fraction to a percent? 1. Multiply by 100. 2. Divide the denominator. 3. Insert a percent sign. How to change a percent to a fraction? 1. Eliminate the percent sign. 2. Place number without a percent sign over 100. (Divide by 100) 3, Reduce if necessary. How to change a percent to a decimal 1. Eliminate the percent sign. 2. Move decimal point two places to the left. 3. Add zeros if necessary How to change a decimal to a fraction Starting from the decimal point, count the decimal places (to the right). If there is one decimal place, put the number over 10 and simplify. If there are two places, put the number over 100 and simplify. If there are three places, put it over 1000 and simplify axis of symmetry formula x=-b/2a Quadratic Formula [-b ± √(b² - 4ac)] / (2a) Natural Numbers The set of numbers 1, 2, 3, 4, ... Also called counting numbers. Intergers The set of whole numbers and their opposites -4, -3, -2, -1, 0, 1, 2, 3, 4 whole numbers 0,1,2,3,4... rational number any number that can be written as a fraction irrational numbers Any real number which cant be expressed as a fraction of two integers pi, e, i real numbers the set of all rational and irrational numbers imaginary number the square root of a negative number, even complex number a number of the form a+bi whe