Homework Question, Help ASAP would be greatly appreciated! Thank you!

Question

Consider a machine that exchanges quarters for dollar bills. Inserting one dollar bill returns four quarters and you may insert up to five one dollar bills at a time.
A. Is 7 a possible input for the relation this change machine represents.
B. Could 3.5 be included in the domain of this relation? Explain why or why not.
C.reason abstractly. What values are not in the domain? Justify your reasoning
D. Is 8 a possible output for the relation this change machine represents? Justify your response.
E. Could 3 be included in the range of this relation? Explain why.

F. What values are not in the range? Justify your reasoning.

Answer 1

dollars         quarters

   1                  4

   2                  8

   3                  12

   4                  16

   5                  20

 

The number of dollars is the domain and the number of quarters is the range. 

 

Can you answer the questions now?