Question

Jasmine is on a cell phone plan where she pays $20 a month plus $0.10 per text message. She does not want to spend more than $40 on her cell phone bill. Write and solve the inequality that will tell her how many text messages she can send.

A)
20 + 10x ≤ 40; She can send 2 text messages.


B)
20 + 10x ≥ 40; She can send 2 text messages.


C)
20 + 0.10x ≤ 40; She can send 20 text messages.
Eliminate

D)
20 + 0.10x ≤ 40; She can send 200 text messages.

Answer 1

200 text messages.

Explanation:

she already pays 20 dollars for the phone bill, and each text is .10 cents.

she has 20 dollars remaining. (40 - 20 = 20)

20 divided by .10 is 200.