Rates
Jeanine earns $5.00 an hour babysitting her neighbor’s three children.
How much will Jeanine earn if she starts at 7:30 p.m. and ends at 12:30 a.m.?
$25.00
Solving Equations
Solve for x.
x + 3 = 7
What is:
x = 4
Solving Inequalities
Solve for c.
c - 11 > 22
What is:
c > 33
We use inverse operations to solve equations and inequalities?
True
4/5 divided by 1 2/3
12/25
Mr. Darcy could knit six ugly holiday sweaters in 90 minutes. How long will it take him to knit eight ugly holiday sweaters?
120 minutes
Solving Equations
Solve for x.
2x + 4 = 8
What is:
x = 2
Solving Inequalities
Solve for x.
2x < 4
x < 2
Addition is the inverse of division?
False
Jennifer babysat for 7 hours and earned $52.50. What is her hourly rate of pay?
$7.50
Farmer Janet can plant nine feet of carrots in 15 minutes while her daughter Amy can plant 17 feet of carrots in half an hour.
What is each farmer’s rate in carrots per hour?
Janet: 36 feet per hour
Amy: 34 feet per hour
Solving Equations
Solve for x.
10 - 5x = 25
What is:
x = -3
Write an inequality
Your speed can be at most 55mph on certain highways.
Speed is less than or equal to 55
s <= 55
There is no difference between an equation and an inequality?
False
Jenny ran the 100-yard dash in 25 seconds. How many feet could Jenny run each second?
12 feet per second
Which is a better deal: five tulips for $3.00 or seven tulips for $4.00? Why?
7 tulips for $4.00
Solve the given equation
v + 14 = 30
v = 16
Graph the following scenario
Rodney cannot go down the waterslide if his height is not equal to or greater than 48 inches.
Filled in circle at 48 and arrow going to the right!
To graph the inequality that would represent "I raised 58 dollars or more", I use a number line with an open circle on 58 that points to the right
False
Denise has 12 yards of fabric. How many ties can be made from the fabric if each tie uses 3/4 yard of fabric?
16 ties
Wow! Burt is amazing! He typed up eight reports in three hours. At this rate, how long will it take him to type the 40 reports waiting on his desk?
15 hours
Modeling Equations
Create an equation that represents the following expression and then solve it.
Harvey's age doubled minus 2 is 6
2a - 2 = 6
a = 4
Modeling and Solving Inequalities
Create an inequality to represent the scenario and solve the inequality
Chris wants to buy Caprisuns at $0.50 each and Poptarts at $2 each but he does not want to spend more than $20. How many Poptarts can he buy if he already brought 5 Caprisuns?
What is:
2.50 + 2p < 20
p < 8
Given 2c + 4 > 14
We use the inverse operations of subtraction and division to solve the inequality?
TRUE
Josie hikes at 2 3/4 miles per hour. How long will it take her to hike 9 5/8 miles. Simplify your answer!
3 1/2 hours