Given:

Sol:
Area of picture is:

If the cost $10 per square inch then price of 15 square inch is:

If the quadruple of dimension that mean:

So area is:

So price is:
Since 24= - 7 is false , there is No solution
Answer:
all integers where n ≥ 1
Step-by-step explanation:
n is a counting number, since it counts the terms of the sequence. It is in the set {1, 2, 3, ...}, any of the integers 1 or greater.
Doesn't ask what kind of cd's and what age it was aimed at