Rates and Proportions
Equations and Inequalities
Integers
Decimals
Mystery
100
3500 calories for 6 servings of pie
__________ calories per serving
583.33 calories per serving
100
Solve
3x + 8 = 14
x = 2
100
-19 + 14
-5
100
7/8 as a decimal
.875
100
Ms. Clark hikes for 2.5 miles and stops for lunch. Then she hikes for 1.5 more miles. How many miles did she hike altogether?
2.5 + 1.5 = 4
4 miles
200
Which is the better buy?
A 12.5 oz bag of Doritos for $3.79 or
a 3 oz bog for $1.00?
a 12.5 oz bag of Doritos for $3.79
200
Ms. Reed's August profit of $137 was at least $20 higher than her July profit. What was July's profit? Solve the inequalities.
200
put in order from least to greatest
+2, -7, -11, +8, -1
-11,-7,-1,+2,+8
200
.38 as a percent
38%
200
There are 192 students in 4 buses. Find the unit rate.
___________ in each bus
192/4 = 48
48 students in each bus
300
Proportional?
No. The graph does not go through the origin
300
Simplify
2x + 7y + 9x - 5x + 6y
6x + 13y
300
A football team loses 3.5 yrds on their first play. On the next play, they gain 3.5 yards. What is the overall increase or decrease in yards?
-3.5 + 3.5 = 0
0 yard
300
3 1/2 - 1 1/4 =
2 1/4
300
Fill the blank.
A relationship is a proportional relationship if its graph is ____________ through ___________
straight line and the origin
400
Find the rate
y/x = 3/2
400
Solve
–3(7p + 5) = 27
p = -2
400
On Monday, your bank account balance was $-12.58, but you wrote check for $30.72 for groceries. What is the new balance in your checking account?
$-43.30
400
which group contains an equal fraction:
a) 1/2, 50, 50%
b) 4/5, .80, 80%
c) 1/4, .25, 2.5%
b
400
Simplify the expression
0.2(3b - 15c)
0.6b - 3c
500
Fill the blank
A relationship is a proportional relationship if its graph is a _________ line through _________
Straight line through the origin
500
Mrs. Rossi has $7.00. Bagels cost $0.75 each, and a small container of cream cheese costs $1.29. How many bagels can Mrs. Rossi buy? Write and solve inequalities.
0.75b + 1.29 ≤ 7.00
b ≤ 7 7 bagels
500
To avoid a storm, a passenger-jet pilot descended 0.44 mile in 0.8 minute. What was the plane's average change of altitude per minute?
-0.55 miles per minute
500
Jason rode his bike 6 3/4 miles to the science museum. Write 6 3/4 as a decimal.
6.75
500
Solve
-3.6 > -0.3a + 1.2
a > 16