Enter the numerator and the denominator of the fraction in simplest form that is equal to 0.84 repeating.

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

Louise measured the perimeter of her rectangular scrapbook to be 154 cm. if the scrapbook is 45 cm wide, how long is the scrapbook?

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