Express the area a of a rectangle as a function of the length x if the length of the rectangle is twice its width.

Write 17/20 as a decimal and as a percent.

The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.

How many square centimeters of wrapping paper will be used to wrap the shoe box?