
Business Mathematics Brief 12th Edition by Stanley Salzman ,Gary Clendenen, Charles Miller
Edition 12ISBN: 978-0132605540
Business Mathematics Brief 12th Edition by Stanley Salzman ,Gary Clendenen, Charles Miller
Edition 12ISBN: 978-0132605540 Exercise 152
Solve the following application problems. Read each problem carefully to decide which are increase or decrease problems, and work accordingly. (See Examples 1-3.)
SALES TAX Tom Dugally of Century 21 Real Estate purchased a new GPS for $639, including
sales tax. Find (a) the price of the GPS and (b) the amount of sales tax.
SALES TAX Tom Dugally of Century 21 Real Estate purchased a new GPS for $639, including

Explanation
(a).Recall the percent formula,
"Origin...
Business Mathematics Brief 12th Edition by Stanley Salzman ,Gary Clendenen, Charles Miller
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