Ratios/Rates
Ms. Leland drives 360 miles in 6 hours. What is her unit rate in miles per hour?
60 miles per hour
NO CALCULATOR: -5 + 8
3
Simplify the expression:
3x + 5 - 7x
-4x + 5
6/9 = x/15
x = 10
How many legs does a spider have?
8 legs!
12 sodas cost $13.08. Find the unit rate.
$1.09 per soda
NO CALCULATOR: -20.3 - 11.05
-31.35
Solve the equation:
3x = 27
x = 9
What does the graph of a proportional relationship look like?
1. Straight line
2. Crosses through the origin (0, 0)
At what temperature does water freeze?
32 degrees Fahrenheit
The ratio of cats to dogs in a shelter is 2:3. There are actually 10 cats. How many dogs are there in the shelter?
15 dogs
NO CALCULATOR: 3/5 - 7/8
-11/40
Simplify the expression:
3(x + 2) + 1
3x + 7
Write a proportion to show the number of points you need to score on a test worth 75 points in order to earn a grade of 90%
x/75 = 90/100
Who invented the telephone?
Alexander Graham Bell
Do these ratios form a proportion?
3/7 and 15/35
Yes!
3/7 = 15/35
NO CALCULATOR: 2.6 x -3.1
-8.06
Solve the equation:
2x + 7 = 15
x = 4
There are 36 kids on 4 teams. How many kids would be on 9 teams?
81 kids
What is the name of the alternate dimension in Netflix's Stranger Things?
The Upside Down
The ratio of apples to bananas in a fruit bowl is 5:4. If there are a TOTAL of 27 pieces of fruit in the bowl, how many of them are apples and how many are bananas?
15 apples and 12 bananas
NO CALCULATOR:
Divide -4.68 / -0.2
23.4
Translate AND Solve the equation:
The product of 3 and x decreased by 8 is 19
3x - 8 = 19
x = 9
8 cookies cost $8.48. How many cookies could you buy with $21.20?
20 cookies
Where did Jamal find the RollerWorld money in Season 2 of On My Block?
Buried under the football field