Build the Equation
Netflix charges $15 a month. Write the expression.
y=15m
A gym charges $10 per class (c). How much does it cost to attend 8 classes?
$80
Option A: $10 flat.
Option B: $2 per use.
Which is cheaper for 3 uses?
Option B
y = 5x and y = 2x + 6. What is y when x = 2?
y=10 for both.
What is the only prime number that is even?
2
A taxi charges $3.00 to start and $2.50 per mile (m). Create an equation to represent this rate.
y=2.50m+3.00
A plumber charges $50 to visit plus $40 per hour (h). How much is a 2-hour job?
$130
Shop A: $5 per shirt.
Shop B: $20 fee + $2 per shirt.
Which is cheaper for 5 shirts?
Shop A
Plan A: $10h
Plan B: $5h + 20
How many hours until they both cost $40?
4 hours
How many sides does a Decagon have?
You have $100 and spend $5 each day (d).
y=100-5d
A phone plan is $0.50 per text (t) plus a $25 monthly fee. Cost for 20 texts?
$35
At 10 hours, is a $50 flat rate (A) better than a $6 per hour rate (B)?
Option A or Yes
Find the breakeven point:
y = 1.50x + 10 and y = 2.50x
x=10
Between 0 - 1000, what is the only number that contains an "a" in it's name.
one thousand
Music app A charges no fee, but $1.25 per song (s) and Music app B charges an initial fee of $5 and $1.00 per song. Create equations for both apps.
A: y=1.25s
B: y=1.00s +5
A rental car is $0.50 per mile (m) plus $45. How much for a 50-mile trip?
$70
Plan A: $0.50 per Gig.
Plan B: $10 fee + $0.10 per Gig.
Which option is cheaper for 20 Gigs?
Plan A
Company A: $20 fee + $2 per mile.
Company B: $10 fee + $4 per mile.
Find the break-even mileage.
m=5
Group Challenge:
List as many digits of pi as you can. The team with the most gets the point.
3.14159265359
Lawn service #1 charges $20 for gas and $15.50 per hour (h) and Law services #2 charges $35 for gas and $12 per hour. Create equation for both.
1: y=15.50h+20
2: y=12h+35
A baker spends $8.50 per cake (c) plus $125 for a table at the fair. Total cost for 7 cakes?
$184.50
You need 4 hours of tutoring.
Tutor X: $40/hr.
Tutor Y: $60 fee + $20/hr.
Who is cheaper?
Tutor Y
Find the breakeven point:
y = 2h + 40 and y = 6h + 20
h=5
How many numbered cards are in a deck of cards?
36 numbered cards