Writing Questions
Jenny charges $10 to babysit, plus $7.50 per hour she's there. Write an equation for the cost, C, she charges for working h hours.
C=10+7.50h
A plumber charges $90 to go to a home for a service call, then charges an additional $55 per hour of work. Write an equation for their cost, C, for the number of hours, h, worked.
C=90+55h
Carlos has a bakery where he charges $100 for each wedding cake, plus an additional charge of $1.35 per person it serves. Create a table of values.
Person Cost
0 100
1 101.35
2 102.70
3 104.05
Will makes $50 per day at his job at Best Buy, plus a $15 commission for every TV he sells. Write an equation for his pay, P, based on how many TVs, t, he sells.
How much money will he make if he sells 6 TVs?
P=50+15t
$140
A lake is evaporating due to a drought. It began as being 28 ft deep at it's lowest point, but has been getting more shallow by 0.25 ft per week. Write an equation for the water level, L, after w weeks.
L=28-0.25w
A ticket to Disneyland costs $145 and you can expect to spend around $9.00 for each snack while at the park. Write an equation for your total expenses, E, based on the number of snacks, s, you purchase.
E=145+9.00s
A can of Mountain Dew has 355 mL of soda to start. It has a leak that makes it lose 15 mL per hour. Create a table of values.
Hours mL
0 355
1 340
2 325
3 310
Mandy makes and sells pottery. Each month, her bills for her shop utilities cost her $155 and each piece of pottery costs $12 in materials to make. Write an equation to find her total cost, C, for each piece of pottery p.
If she makes 37 pieces of pottery this month, what was her total cost?
C=155+12p
$599
A grain silo sits empty. It begins filling with barley at a rate of 8lbs per second when the train brings a shipment. Write an equation for the amount of grain, G, after s seconds.
G=8s , G=0+8s
A 3-wick candle from Bath & Bodyworks is 7.5 inches tall when purchased. Each hour it burns, it melts 0.2 inches. Write an equation for the height of the candle, C, after h hours.
C=7.5-0.2h
Classes $
0 55
1 61
2 67
3 73
A river's water level was originally 18 ft deep, but is decreasing at a rate of 0.25 ft per month. Write an equation to represent the water level, L, after m months.
In how many months will the water level be 16.25 ft deep?
L=18-0.25m
7 months
Dairy queen's ice cream machine has a volume of 64 cups of soft-serve mix when full. Each Blizzard uses 0.4 cups of mix. Write an equation for the amount of ice cream mix left, M, after making b Blizzards.
M=64-0.4b
A rental car company charges $48 for each day that you rent a vehicle, plus $0.05 per mile. Write an equation for the price you will pay, P, after m miles.
P=48+0.05m
A grocery store has 15 lbs of apples already. With each new shipment of apples, they receive an additional 8 lbs of apples. Create a table of values.
Shipments Apples (lbs)
0 15
1 23
2 31
3 39
Quinn is saving for a new snowboard. He already has 400 saved, then saves $50 for each paycheck. Write an equation to find his money saved, S, after p paychecks.
If the snowboard is $950, how many paychecks will he need to save?
S=400+50p
11 paychecks
The population of Billings was 117,000 in 2021. On average, it is growing by around 2,000 each year. Write an equation to represent the population, P, for the y years.
P=117,000+2,000y
Casey is draining her pool for the winter. It beings with a volume of 20,000 gallons of water and can be drained at a rate of 12 gallons per minute. Write an equation for the volume of the pool, V, after m minutes.
V=20,000-12m
An airplane is at 42,000 ft during flight. It descends at about 500 ft per minutes when it prepares to land. Create a table of values.
Minutes Altitude (ft)
0 42,000
1 41,500
2 41,000
3 40,500
A plane is at 30,000 ft of elevation when they begin to descend at a rate of 500ft per minute. Write an equation to find the elevation, E, of the plane after m minutes.
How many minutes until the plane lands (elevation of 0)?
E=30,000-500m
60 minutes (1hr)