Garden
Water Leaking
Money
Subscriptions
100

In a garden, the height of a sunflower grows at a rate of 3 inches per week. If the sunflower is currently 12 inches tall, what will its height be after 5 weeks? (extra 100 point if you show me step by step how to solve it). 

What is y= 17? 

100

A water pipe leaks at a rate of 1 gallon per hour. If it starts with 50 gallons of water, how long will it take to empty the tank? (Extra 100 points for units of measurement)

What is x= 50 hours

100

Jayden earns $15 per hour working at a local store. How much money will he earn after working 6 hours?

What is 90 dollars?

100

A monthly subscription costs $15. What will it cost for a year?

What is 180? 

200

A gardener plants a row of flowers that grows at a rate of 2 feet per month. If the garden starts with 4 feet of flowers, how many feet of flowers will there be after 6 months? For full points tell me what is my y-intercept in this equations. 

What is y= 16 and b= 4?

200

A leak in a water tank causes it to lose 3 gallons every day. If the tank initially holds 90 gallons, how many days until the tank is empty?

What is 30 days 

200

A vending machine starts the day with $100 in it. It gives out $5 in change every hour. Write an equation to represent the amount of money left in the machine after h hours. How much money is left after 8 hours?

What is 60 dollars? 
200

If a subscription increases by $3 each year, how much will a subscription that starts at $12 cost after 4 years?

24 dollars

300

A garden plot is shaped like a rectangle. The length increases by 5 feet for every additional row of plants. If the current length is 10 feet, what will the length be after 4 additional rows?

What is y = 30?

300

A leak causes a reservoir to lose water at a rate of 5 gallons per hour. If the reservoir starts with 300 gallons, how long will it take for the water level to reach 150 gallons?

What is 30 hours? 

300

Emma is saving money to buy a laptop. She starts with $200 and saves $25 every week.

a) Write a linear equation to represent the total amount of money she has after w weeks.

b) What does the slope represent in this context?

c) How much money will she have after 10 weeks?

What is y= 25x+ 200, 25 dollars added a week, and 450 dollars after 10 weeks.

300

You have a subscription that costs $20 per month with a start-up fee of 35. If you cancel it after 6 months, how much money will you have spent?

What is 135 dollars?

400

A gardener can harvest 18 pounds of vegetables for every 2 hours of work. They start off with 12 pounds of vegetable from the last shift's overflow. In order to leave work they need to harvest at least 120 pounds of vegetables, how many hours will it take for them to do so?

What is x= 12?

400

A pipe leaks consistently, losing 0.25 gallons every 30 minutes. How many gallons will be lost in 6 hours?

What is 3 gallons?

400

A car’s value depreciates (decreases) by $1,800 per year. The car was originally worth $25,000.

a) Write a linear equation to represent the car’s value V after t years.

 b) What is the slope and what does it mean in this context?

 c) How many years will it take for the car’s value to drop below $10,000 (round to the nearest whole number)?

What is V= -1800t + 25,000, 1,800 lost a year, it will take 9 or more years to drop below 10,000

400

If you subscribe to two services, one costing $10 per month and the other $15 per month, how much will you spend in 1 year?

What is 300 dollars?

500

A gardener notices that the water level in a plant pot decreases by 0.5 inches per day due to evaporation. If the initial water level is 10 inches, how many days will it take for the water level to drop to 5 inches?( extra 100 points for the correct measurement of units). 

What is x= 10 hours? 

500

If a water tank is being filled at a rate of 10 gallons per hour but also leaks 2 gallons per hour, how long will it take to fill a 100-gallon tank?

What is 12.5 hours?

500

Plan A: A streaming service charges a flat fee of $8 per month.

a) Write linear equations where C is the cost after m months.
b) How much will the he pay for his plan in 15 months.

What is C= 8m, and 120 dollars

500

A streaming service offers a yearly subscription for $120 or a monthly subscription for $15. Which option is cheaper over a year, and how much do you save?

The streaming service with a yearly subscription for 120 a year because the 15 dollar month subscription will total to 180 after one year. 
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