Tables
Graphs
Proportional Graphs?
Words
100
Every one cup of sugar uses _____ cups of flour?
X Y
What is 1.5 cups
100
Why is this graph not proportional?
What is it's not going through the origin
100
Are proportional graphs straight or curved?
straight
100
A plant grows 4 inches in 2 days? How many inches it will grow in 1 day.
What is 2 inches
200
Drew paints portraits. Find the constant of proportionality (unit rate)
Number of portraits Time hours
1 5
2 10
3 15
4 20
5 hours
200
Is the following graph proportional?
Yes
200
Do proportional graphs form a line or an x shape?
a line
200
A runner runs 75 miles in 5 days? How many miles the runner runs in 1 day.
15 miles
300
Is the following ratio table proportional?
What is NO
300
Is this graph proportional?
Yes
300
What special point must all proportional graphs go through?
the origin or (0,0)
300
If there are 20 m & m's in one ounce, how many are in 12 ounces?
240 m & m's
400
Middle school students are going on a field trip. Adult volunteers are needed to accompany the students on the field trip.
The table shows x adult volunteers will accompany y students How many students will go with 1 adult volunteer?
Find the unit rate.
12
400
Is the following table proportional?
1 4
2 8
5 25
No
400
How do you know a graph is proportional?
What is a straight line through the origin.
400
Jeff earns money mowing lawns. His earnings and hours worked represent a direct variation. He worked for 5 hours and earned $37.50. What he would make for 32 hours of work?
What is $240
500
The amount of money Travis earns is given in the table below.
How much money in dollars does Travis earn for working 20 hours? Show your work.
250
500
Fill in the missing numbers in the table:
4 6
8 ?
12 ?
12 and 18
500
Can a proportional graph be a straight vertical line?
No
500
For every 15 calories your body takes in, your brain uses about 3 of them. Find the amount of calories your body took in if your brain used 150 calories.
What is 30 calories