graphs
What are the 2 rules that makes a graph proportional?
goes through the origin
straight line
what is the formula of constant of proportionality?
y=kx or k=y/x
In a recipe, you need 3 cups of sugar for every 4 cups of flour. how much flour will you need if you have 6 cups of sugar?
8 cups of flour
put this equation into simplest form
5/15
1/3
What sport do I coach?
Soccer
what are the coordinates of the origin
0,0
Does the table show a proportional relationship?
2 | 3 | 4
4 | 6 | 8
yes
For every 3 red marbles, there are 7 blue marbles. How many red marbles will there be if there are 28 blue marbles
12 red marbles
reduce
10/40
1/4
How many kids do I have
4
Is a graph proportional with coordinates of (1,1) (2,2) (3,3)?
yes
What is the constant of this table
x | 2 | 3 | 4 |
___________
y | 6 | 9 | 12 |
3/1
2/5=16/x
Find x
x=40
reduce
12/30
2/5
Which 2 colleges did I go to ?
FGCU and FSU
Draw a proportional graph
If a line has coordinates of (1,2) (2,2) (3,4), is it proportional?
no
If Sarah makes $15 an hour, how much will she make if she works for 6 hours
$90
reduce
30/45
2/3
If Jamir threw his paper plane 134 inches, Isabella threw hers 4 yards, and Chloe threw hers 10 feet; who threw their plane the farthest?
12 inches = 1 foot
1 yard = 3 feet
Isabella
Which of these shows a proportional graph
m=12h
m=12+h
m=12h
Draw a proportional graph with a constant of 4/1
.
If Sam and Ben are grading tests at the same rate and Sam graded 20 tests in 1 hour, how many minutes would it take Ben to grade 10?
30 minutes
For every 12 students there are 2 teachers, how many teachers would be needed for 54 students
9
What is the numeric value of the Roman numeral V?
5