Explanation

Using Pythagoras theorem, the length of the triangle =\(\sqrt{5^{2}-3^{3}}=4\) and \(4 \times 3=12\) sq.ft

A man bought a car for \(\$14000 \)and after 3 years sold the car for \(\$7000\); By what percent did the value of the car decrease?

Ms. Klein bought 4 pounds of beef and 3(1/2) pounds of chicken for \( \$13.98\). If the beef cost \( \$2.76\) per pound, what was the cost of the chicken per pound?

What would be the total wages for a person working 5.5 hours a day for 5 days at \( \$4.50\) per hour?

The square of Z is \(\frac {36}{49}\). What is \(Z^{3}\) ?

Angelique has been in business for five years. In her first year, her profit was \(\$7560\). Her second year saw a profit of \( \$5300\). During her third and fourth years, she suffered a combined loss of \(\$8450\). Her fifth year saw a loss of \(\$4220\). Which describes Angelique’s profit or loss for all five years combined?

This table gives the instructions that accompany an income tax form. How much tax is due on a taxable income of \(\$5,800\)?