Mathematics, 05.02.2020 01:03 falconsfan20182

Acertain smartphone family plan costs $55 per month plus additional usage costs. if x is the number of cell phone used above the plan amount and y is the number of megabytes of data used above the plan amount, interpret the following expressions:
a. 0.25
b. 2y
c. 0.25x + 2y + 55

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 18:00

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

Answers: 2

Answer

Mathematics, 21.06.2019 18:30

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.

Answers: 2

Answer

Mathematics, 21.06.2019 19:30

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

Answers: 3

Answer

Mathematics, 21.06.2019 21:50

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next

Answers: 1

Answer

You know the right answer?

Acertain smartphone family plan costs $55 per month plus additional usage costs. if x is the number...

Questions

Mathematics, 21.04.2021 21:30

How do I turn the fraction 3/25 into a percent and a decimal...