CBEST || all solved.
How would you represent probability? correct answers # of successful events / # of possible
events
How do you convert a decimal to a percent? correct answers Move decimal 2 places to RIGHT
Or
X by 100
How do you convert a percent to a decimal? correct answers Move decimal 2 places to the LEFT
Or
divide by 100
How do you calculate percentage change (increase or decrease)? correct answers change /
starting point X 100
how do you find % of a number? correct answers put % over 100 then multiply by number when
you see work of
ex
20% of 10 = 20/100 X 80/1 = 1600/100 = 16
how do you find the perimeter of a square, rectangle, parallelogram and triangle? correct answers
Square = add all sides
Triangle = add all sides
Rectangle = 2(base + h)
Parallelogram = 2(a + b) not height
, x^0 =? correct answers 1
Whats the formula for area of a circle?
For the circumference of a circle? correct answers A = π X r squared
C = πd
OR 2πr
radius = 1/2 diameter
whats the formula for the area of a triangle?
For the perimeter? correct answers A = 1/2 base X height
P = s1 + s2 + base (add all sides)
whats the formula to find a hypotenuse angle? correct answers 1. for shorter leg: 2 X shorter leg
2. For longer leg: root of 3 X shorter leg
how do you find the area of a square? the perimeter? correct answers A = side squared
P = add all 4 sides
whats the formula for volume of a pyramid? For surface area? correct answers V = 1/3 B(area of
base) X height
SA = 1/2 l (slant height) X perimiter + B
whats the formula for area of a rectangular solid? for surface area? correct answers V = Lwh
SA = 2lh + 2wh + 2 wl
What is the order of operations when evaluating an equation? correct answers PEMDAS:
parentheses, exponents, multiplication, division, addition, subtraction
How would you represent probability? correct answers # of successful events / # of possible
events
How do you convert a decimal to a percent? correct answers Move decimal 2 places to RIGHT
Or
X by 100
How do you convert a percent to a decimal? correct answers Move decimal 2 places to the LEFT
Or
divide by 100
How do you calculate percentage change (increase or decrease)? correct answers change /
starting point X 100
how do you find % of a number? correct answers put % over 100 then multiply by number when
you see work of
ex
20% of 10 = 20/100 X 80/1 = 1600/100 = 16
how do you find the perimeter of a square, rectangle, parallelogram and triangle? correct answers
Square = add all sides
Triangle = add all sides
Rectangle = 2(base + h)
Parallelogram = 2(a + b) not height
, x^0 =? correct answers 1
Whats the formula for area of a circle?
For the circumference of a circle? correct answers A = π X r squared
C = πd
OR 2πr
radius = 1/2 diameter
whats the formula for the area of a triangle?
For the perimeter? correct answers A = 1/2 base X height
P = s1 + s2 + base (add all sides)
whats the formula to find a hypotenuse angle? correct answers 1. for shorter leg: 2 X shorter leg
2. For longer leg: root of 3 X shorter leg
how do you find the area of a square? the perimeter? correct answers A = side squared
P = add all 4 sides
whats the formula for volume of a pyramid? For surface area? correct answers V = 1/3 B(area of
base) X height
SA = 1/2 l (slant height) X perimiter + B
whats the formula for area of a rectangular solid? for surface area? correct answers V = Lwh
SA = 2lh + 2wh + 2 wl
What is the order of operations when evaluating an equation? correct answers PEMDAS:
parentheses, exponents, multiplication, division, addition, subtraction
