Pls answer all questions clearly. If u don’t know pls don’t answer it’s really important

Answer:
1) no
2) no
3) yes
4 no
5) 1.5 is the constant of proportionality, $1.50 per
profet per shirt sold.
6) $1.99 per apple
7) $3.96
8) 24 ounces and $1.89
9) 2.5 pages per minute for Martin, same for Gabriel
Step-by-step explanation:
I hope this helps.