The least common denominator of the fractions 1/3, 1/6 and 1/2 is 6. How are 12 and 24 related to this least common denominator?

What is the value of the digit 1 in the number 13?

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?

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees