Answer: Problem 1: x<$5
Problem 2: 6 + c ≥ 20
Step-by-step explanation:
number of tubes=4
total=<$20
4(x)<$20
x<$20/4
x<$5
number of ice cream cones needed to make profit=20
number of ice cream cones sold so far= 6
how many left?= c
6 + c ≥ 20
I am not a professional, simply using prior knowledge.