Jodie uses her college printer to print pages at the rate of $0.06 per page. She decides to rent a printer for $80 a year. The cost of printing using the rented printer is $0.02 per page.
Part A: Write an inequality that can be used to calculate the number of pages that Jodie should print in a year so that the amount she pays for the rented printer is less than the college printer. Define the variable used.

Part B: How many pages should Jodie print in a year to justify renting the printer? Show your work.

Question

Jodie uses her college printer to print pages at the rate of $0.06 per page. She decides to rent a printer for $80 a year. The cost of printing using the rented printer is $0.02 per page.
Part A: Write an inequality that can be used to calculate the number of pages that Jodie should print in a year so that the amount she pays for the rented printer is less than the college printer. Define the variable used. 

Part B: How many pages should Jodie print in a year to justify renting the printer? Show your work.

hero · Answer

Start by setting up the inequality:

We want: 
total cost of rented printing < total cost of college printing

So:
80 + 0.02x < 0.06x

where x = number of pages printed.

anonymous · Answer

@bibby  could you give me a step by step on how to solve this equation for part 2?

hero · Answer

Solve for x