Jane drove 315 miles in 7 hours. How many miles did she drive on average each hour?
45 miles per hour
Bargains R Us store offers a 12 roll package of Wipey Wonder toilet paper for $2.59. Identify the Constant of Proportionality and write an equation.
C.O.P is 0.22
y = 0.22x
If there are 6 red cars sold to every 3 blue cars, is it the same proportion as 2 red cars to every 1 blue car?
Yes
Proportion or not a proportion?
Not a proportion
Complete the table
2
Find the unit rate for 1 minute:
25 feet in 10 seconds
150 feet
Isabelle babysits for 8 hours and makes $72.00. Identify the Constant of Proportionality and write an equation.
C.O.P is 9
y = 9x
The ratio of boys to girl at an elementary school is 5:6. If there are 75 boys attending the school, how many girls are there?
90 girls
does the graph represent a proportional relationship? Why or why not??
No, it does not pass through the orign.
Complete the table
8
Find the unit rate:
250 miles in 2 hours
125 miles per hour
5 bags of kidney beans weigh 1.25 pounds. Identify the Constant of Proportionality and write an equation.
y=0.25x
The distance that an automobile travels varies directly as the time it travels. If the car travels 280 miles in 7 hours, how far will it travel in 12 hours?
480
Solve for c.
c=21
Complete the ratio table.
Find the unit rate:
20 pieces of candy for $0.80
$0.04 per piece of candy
There are 1141 individual cheerios in 7 boxes of Cheerios. Identify the Constant of Proportionality and write an equation.
C.O.P is 163 (163 cheerios per box of Cherrios)
y=163x
A store sees 120 customers in 8 hours. About how many customers would they see in 4 hours?
60
*DOUBLE JEOPARDY*
Does the table represent a proportional relationship? Why or or why not?
Yes because when you divide you get 13 for each ratio. (The constant of proportionality is 13. The unit rate is 13)
15
A store sees 120 customers in 8 hours. What is the unit rate (in customers per hour)?
15 customers per hour
The volleyball team bought 12 packs of shirts for a total of $790.08.Identify the Constant of Proportionality and write an equation.
C.O.P is 65.84
y=65.84x
If Justin can type 408 words in 4 minutes. What equation would represent the amount of words y he could type in x minutes?
How many words can he type in 15 minutes?
y = 102x
1530 words
Does each graph represent a proportional relationship? Why or why not?
Blue: No because it doe snot go through the origin.
Purple and Green: Yes, because they are straight and go through the origin.
Complete the ratio table
6 & 15