SOLUTION: Jim bought tickets for $70 and sold them for $98, What is the percentage of increase

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Question 510102: Jim bought tickets for $70 and sold them for $98, What is the percentage of increase
Answer by oberobic(2304) About Me  (Show Source):
You can put this solution on YOUR website!
To determine percentage change, you calculate:
.
+%28+%28newValue-oldValue%29%2FoldValue+%29+%2A+100+=+percentageChange
.
in this case,
.
+%28+%2898-70%29%2F70+%29+%2A+100+=+40+pct+
.
Done.