# Study sets matching "gre math new"

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Time per question: Sentence Equivalence

Time per question: Text Completion

Time per question: Reading Comprehension

Time per question: Quantitative Compari…

45 seconds

30-90 seconds, depending on the number of blanks

1 min 30 seconds; plan to complete a short passage (2 question…

1 min 15 seconds

Time per question: Sentence Equivalence

45 seconds

Time per question: Text Completion

30-90 seconds, depending on the number of blanks

how many integers can be square that re…

Formula for sum of sequence?

List the 5 points on box plots

IQR =?

6 { +- 1, +-2, +-3}

n (a1 +an) /2 or n(1st number + last number)/2.

min, Q1 -25%, median - 50%, Q3 - 25%, Max

IQR = Q3- Q1 = middle 50%

how many integers can be square that re…

6 { +- 1, +-2, +-3}

Formula for sum of sequence?

n (a1 +an) /2 or n(1st number + last number)/2.

Perfect Squares 1-15

Number is multiple of 12

Number is a multiple of 9

Slope given 2 points

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

The sum of the digits is a multiple of 3; the last two digits…

sum of the digits is a multiple of 9.

m= (Y2-Y1)/(X2-X1)... ex: (1,3); (5,6)... m = (6-3) / 5-1) = 3/4

Perfect Squares 1-15

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

Number is multiple of 12

The sum of the digits is a multiple of 3; the last two digits…

Time per question: Sentence Equivalence

How to find a common remainder of a lis…

If we know the lengths of two sides of…

Time per question: Text Completion

45 seconds

Find the LCM, List multiples of LCM.... Add the value of the desi…

Difference of other two sides < third side < Sum of other two…

30-90 seconds, depending on the number of blanks

Time per question: Sentence Equivalence

45 seconds

How to find a common remainder of a lis…

Find the LCM, List multiples of LCM.... Add the value of the desi…

Percent

Percent Increase

Percent Decrease

common multiple of 2 numbers

part = percent X whole

Amount of Increase/Original Whole X 100%

amount of decrease/original whole X 100%

prime factor both numbers; multiply each factor the greatest n…

Percent

part = percent X whole

Percent Increase

Amount of Increase/Original Whole X 100%

Integer

Least Common Multiple

Greatest Common Factor

Prime Number

Any real number, ex. (...-2, -1, 0, 1, 2,...)

This is the least positive integer that is a multiple of integ…

This is the greatest positive integer that is a divisor of int…

An integer greater than 1 that has only two divisors, 1 and it…

Integer

Any real number, ex. (...-2, -1, 0, 1, 2,...)

Least Common Multiple

This is the least positive integer that is a multiple of integ…

simple interest equation

compound interest equation

Work Rates

Area of a circle

where P is principal, r is rate and t is time

where n is the number of times compounded per year

where T is the time to completion of a task when two workers a…

simple interest equation

where P is principal, r is rate and t is time

compound interest equation

where n is the number of times compounded per year

Perfect Squares 1-15

Number is multiple of 12

Number is a multiple of 9

Slope given 2 points

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

The sum of the digits is a multiple of 3; the last two digits…

sum of the digits is a multiple of 9.

m= (Y2-Y1)/(X2-X1)... ex: (1,3); (5,6)... m = (6-3) / 5-1) = 3/4

Perfect Squares 1-15

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

Number is multiple of 12

The sum of the digits is a multiple of 3; the last two digits…

Percent

Percent Increase

Percent Decrease

common multiple of 2 numbers

part = percent X whole

Amount of Increase/Original Whole X 100%

amount of decrease/original whole X 100%

prime factor both numbers; multiply each factor the greatest n…

Percent

part = percent X whole

Percent Increase

Amount of Increase/Original Whole X 100%

Pythagorean Triplet

Special Triangle Properties of 45, 45,…

Special Triangle Properties of 30, 60,…

Triangle Inequality Theorem

(3, 4, 5)... (5, 12, 13) ... (8, 15, 17) ... (7, 24, 25)

Hypotenuse = sqrt(2) x Leg

Hypotenuse = 2 x (short leg) ... Long leg = sqrt(3) x short leg

the sum of any two sides is great than the third side: ... P-Q <…

Pythagorean Triplet

(3, 4, 5)... (5, 12, 13) ... (8, 15, 17) ... (7, 24, 25)

Special Triangle Properties of 45, 45,…

Hypotenuse = sqrt(2) x Leg

Which of these fractions is impossible?…

What's another way to state the fractio…

What is the decimal form of 1/2, 1/3, 1…

How do you compare fractions where both…

5/0 is impossible... Zero can be a numerator but never a denomin…

4/3... A fraction is equal to its reciprocal when you flip the n…

1/2 ---> 0.5... 1/3 ---> 0.333... 1/4 ---> 0.25... 1/5 ---> 0.2... 1/6 ---…

Cross-multiply, keeping the fractions in the same order... Fract…

Which of these fractions is impossible?…

5/0 is impossible... Zero can be a numerator but never a denomin…

What's another way to state the fractio…

4/3... A fraction is equal to its reciprocal when you flip the n…

Absolute Value

Prime Numbers

Order of evaluation

Is X divisible by of 2 or 4?

If x< 0 then -x; If x≥0 then x

Numbers only divisible by 1 and themselves

PEMDAS = Parens, Exponents, Mult, Div, Add, Subtract

Is the last digit divisible by 2 or 4?

Absolute Value

If x< 0 then -x; If x≥0 then x

Prime Numbers

Numbers only divisible by 1 and themselves

Perfect Squares 1-15

How to recognize if a # is a multiple o…

How to recognize a # as a multiple of 9

Slope given 2 points

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

The sum of the digits it a multiple of 3 and the last two digi…

The sum of the digits is a multiple of 9.

m= (Y1-Y2)/(X1-X2)

Perfect Squares 1-15

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

How to recognize if a # is a multiple o…

The sum of the digits it a multiple of 3 and the last two digi…

Perfect Squares 1-15

How to recognize if a # is a multiple o…

Area of a rectangle

How to recognize a # as a multiple of 9

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

The sum of the digits it a multiple of 3 and the last two digi…

A = length x width

The sum of the digits is a multiple of 9.

Perfect Squares 1-15

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

How to recognize if a # is a multiple o…

The sum of the digits it a multiple of 3 and the last two digi…

percent formula

percent increase

percent decrease

multiples of 2

percent x whole = part

Amount increase/original whole x 100 = percent increase

amount decrease/original whole x 100 = percent decrease

if last digit is even

percent formula

percent x whole = part

percent increase

Amount increase/original whole x 100 = percent increase