Master the GMAT--Math Review: Number Forms, Relationships, and Sets
Peterson's provides an in-depth review of the number forms, relationships, and sets problems in the Quantitative Section of the GMAT. Percents, fractions, decimal, ratios, proportion problems, mean, median, mode, range, standard deviation, and geometric and arithmetic sequence examples and explanations are included.
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DECIMAL PLACE VALUES AND OPERATIONS
SIMPLE PERCENT PROBLEMS
PERCENT INCREASE AND DECREASE
RATIOS AND PROPORTION
ALTERING FRACTIONS AND RATIOS
RATIOS WITH MORE THAN TWO QUANTITIES
PROPORTION PROBLEMS WITH VARIABLES
ARITHMETIC MEAN MEDIAN MODE AND RANGE
SUMMING IT UP
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20 The correct Altering fractions answer choice answer is D Arithmetic mean simple arithmetic sequence arithmetic-mean formula cherry candy combining fractions constant multiple correct answer correct responses cross-product method decimal places decimal point decrease determine the number divide equivalent decimal number evenly spaced example Find a percent four numbers fraction’s value geometric sequence geometric series GMAT question Here’s individual probabilities integers mean simple average missing number number of combinations number of decimal number of permutations number of possible number of students number of terms number you multiply numerator and denominator objects original number ounces Percent change percent sign place value plug-in strategy Probabilities involving probability of selecting probability questions problem algebraically question might ask randomly ratio of freshmen selecting a cherry sequence of numbers set of numbers shortcut simplify sixth term standard deviation student twice students are sophomores test makers three numbers total number whole number Z’s share