#### Study sets matching "gmat math knotes"

#### Study sets matching "gmat math knotes"

Dividing by 5

double and halving

squaring shortcuts

doubling an area of a square and how t…

1. if a number is divisible by 5 you can always multiply it b…

1. if you have 2 numbers that need to be multiplied and one i…

1. multiples of ten are easy. you just multiply the base unit…

Mupltiply the origional sum by 8 which is 2^3

Dividing by 5

1. if a number is divisible by 5 you can always multiply it b…

double and halving

1. if you have 2 numbers that need to be multiplied and one i…

Compound Interest

Area of a Triangle

Area of a circle

Find the original price if given the t…

Compound interest is interest calculated on the initial princ…

The area of a triangle is 1/2bh

The area of a circle is pi x radius squared

X= Original Price = 100%... New Price/X+Percentage= X... Example:…

Compound Interest

Compound interest is interest calculated on the initial princ…

Area of a Triangle

The area of a triangle is 1/2bh

Absolute Value

General rule about variables

0^x

1^x

-Generally have two solutions... -+/-... -isolate expression in bra…

if you need to solve for n variables you need n equations

0

1

Absolute Value

-Generally have two solutions... -+/-... -isolate expression in bra…

General rule about variables

if you need to solve for n variables you need n equations

Integer... Positive Integer / Negative In…

Sum of the angles of a triangle is?

a - b = - (b - a)

Multiples

is a number that can be written without a fractional componen…

180

...

Multiple of 3 are 3 (=3

**1), 6 (=3**2), 9(=3**3), 12(=3**4),…Integer... Positive Integer / Negative In…

is a number that can be written without a fractional componen…

Sum of the angles of a triangle is?

180

Distance

Basic Probability Formula

Probability of Both things happening

Probability of one or the other thing…

Rate x Time = Distance

Number of outcomes you want / total number of possible outcomes

Probability A x Probability B = Both things happening

Probability A + Probability B = One or the other thing happen…

Distance

Rate x Time = Distance

Basic Probability Formula

Number of outcomes you want / total number of possible outcomes