PLEASE HELP ITS 58 POINTS:(! Tasty Tacos offers delicious steak, chicken, or fish tacos served in your choice of a flour or corn tortilla. The mapping diagram below shows the number of tacos that previous guests have ordered and the total cost of their order

Number of tacos ordered. Total Cost

3 4.25
4 5.60
5 10
6 12.25

Does this represent a function why or why not?
State the domain and range.

The table respent two linear functions the equation respented by the first tables is given

Question 14 (1 point) larry deposits $15 a week into a savings account. his balance in his savings account grows by a constant percent rate.

10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u.s. dollars for every 100 euros. b) gabriella averages 100 u.s. dollars for every 25 euros. c) gabriella can exchange 75 u.s. dollars for 100 euros. d) gabriella can exchange 100 u.s. dollars for 75 euros.