Business Math: Fractions

Reduce the following fraction to its simplest terms: $$\frac{21}{51}.$$

A company with 580 employees expects to lay off 87 workers. What fractional part of the workers are expected to be laid off? Reduce your answer to the simplest terms.

Multiply the following fractions: $$\frac{5}{8}\times\frac{7}{10}.$$

If a city sales tax is $$5\frac{1}{2}\%$$ and a state tax is $$2\frac{1}{4}\%,$$ what is the total sales tax?

Multiply the following numbers: $$56\times32\frac{6}{7}.$$

Marc ordered $$\frac{3}{4}$$ truckload of merchandise. If approximately $$\frac{1}{3}$$ of the truckload has been unloaded, how much remains to be unloaded?

A board of wood measures $$\frac{5}{8}$$ inches thick. If you stack the boards $$62\frac{1}{2}$$ inches high, how many boards are in the stack?

Add the following fractions: $$\frac{5}{8}+\frac{9}{10}.$$

Divide the following fractions: $$\frac{5}{6}$$ divided by $$\frac{3}{4}.$$

Linda Gramham's Cinnamon Sugar Graham Cupcake recipe for 36 cupcakes requires $$1\frac{1}{4}$$ cups of sugar. How much sugar is required for 900 cupcakes? Reduce the answer to the lowest terms.