   Chapter 15.III, Problem 32RE ### Contemporary Mathematics for Busin...

8th Edition
Robert Brechner + 1 other
ISBN: 9781305585447

#### Solutions

Chapter
Section ### Contemporary Mathematics for Busin...

8th Edition
Robert Brechner + 1 other
ISBN: 9781305585447
Textbook Problem

# Using the owner's equity information below, calculate the return on investment for the companies in Exercises 25-28. Company Net Sales Cost of Goods Sold GrossProfit OperatingExpenses Net Profit Gross Profit Margin (%) Net Profit Margin (%) 25. Plant World $640,000$414,000 $226,000$112,600 $113,400 35.3 17.7 26. Timberline Marble$743,500 $489,560 _____$175,410 _____ _____ _____ 27. Sundance Plumbing $324,100$174,690 _____ $99,200 _____ _____ _____ 28. Dynamic Optical$316,735 $203,655 _____$85,921 _____ _____ _____ Owner’s Equity Return on Investment (%) 32. Dynamic Optical $397,000 To determine To calculate: The return on investment of the company Dynamic optical which has owner’s equity of$397,000, net sales of $316,735, operating expenses are$85,921, and cost of goods sold is $203,655. Explanation Given Information: The company Dynamic optical has owner’s equity of$397,000, net sales of $316,735, operating expenses are$85,921 and cost of goods sold is $203,655. Formula used: The return on investment is calculated as: Return on investment(%)=Net incomeOwner's Equity Calculation: Consider that net sales are$316,735, cost of goods sold is $203,655, operating expenses are$85,921.

Compute the gross profit:

Substitute $316,735 for net sales, and$203,655 for cost of goods sold in the formula,

Gross profit=Net salesCost of goods sold=$316,735$203,655=$113,080 Hence, gross profit is$113,080

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