Rational Numbers
A notebook costs $4.75 and a pen costs $1.25. What is the total cost?
$6
2(x−5) = 10
x = 10
x + 9 = 21
x = 12
Solve: 2x + 5 = 15
x = 5
On what date is Groundhog Day celebrated each year?
February 2
You have 6.5 miles to bike. You already biked 2.75 miles. How many miles remain?
3.75 miles
4(x−6) + 8 = 0
x = 4
6x = 42
x = 7
Solve: 3(x + 4) = 24
x = 4
What is the name of the famous groundhog that predicts the weather each year?
Punxsutawney Phil
A movie ticket costs $12.50. You buy 3 tickets and pay with a $50 bill. How much change do you receive?
$12.50
−3(x+4) = −21
x = 3
x/4 = 7
x = 28
Solve: 5x − 7 = 18
x = 5
According to tradition, what does it mean if the groundhog does NOT see its shadow?
An early spring is coming
A worker earns $18 per hour and works 7.5 hours in one day. How much money does the worker earn?
$135
A gym charges –$5 as a discount per visit plus a $40 membership fee.
If the total cost after the discount was $10, how many visits did the customer attend?
40 - 5x = 10
x = 6
You earn $5 per lawn mowed. You earned $45. How many lawns did you mow?
9
You earn $10 for showing up to work plus $4 for each hour worked. If you earned $42 total, how many hours did you work?
8 hours
In which U.S. state does the famous Groundhog Day celebration take place?
Pennsylvania
A recipe needs 1 2/3 cups of flour per batch. How much flour is needed to make 5 batches.
8 1/3 cups
A temperature drops 4 degrees per hour after sunset.
If the temperature was 6°F at sunset and later reached –14°F, how many hours passed?
6 - 4x = -14
-4x = -20
x = 5
A movie theater sold tickets at the same price each. The total ticket sales were $96. Each ticket cost $8. How many tickets were sold?
12 tickets
A gym charges a $15 sign-up fee plus $5 per visit. If the total cost was $60, how many visits did the customer make?
9 visits
How many more weeks of winter are predicted if the groundhog sees its shadow?
Six weeks