Based on the information given the percent of assets provided by earnings is: 60%.
Total assets=Cash +Land
Total assets=$500+$3,500
Total assets=$4,000
Earnings percent of assets :
Earnings percent of assets=Retained earnings/Total assets×100
Earnings percent of assets=$2,400 ÷ $4,000×100
Earnings percent of assets=60%
Inconclusion the percent of assets provided by earnings is: 60%.
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