Problem $1$:

A company purchases equipment for $$80,000$ with an estimated salvage value of $$5,000$ and an estimated useful life of $5$ years. Calculate the annual depreciation expense using the straight$-$line method.

Problem $2$:

Company ABC buys inventory for $$50,000$ and sells it for $$80,000.$ Calculate the gross profit earned on the sale.

Problem $3$:

Calculate the return on equity $($ROE$)$ for a compa

ny with a net income of $$100,000$ and total equity of $$500,000.$

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