Jim's music store buys a guitar at $1,200 and marks it up 50%. The mark-up is:
A$1,200
B$600
C$1,800
D$500
Answer & Solution
Correct answer: B. $600
1. Multiply 1,200 by 0.50.
2. That gives 600.
3. The list price becomes 1,800.
_Source: OpenStax Elementary Algebra 2e, Chapter 3, Solve Percent Applications (CC BY 4.0)._
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