Over the course of 12 hours the temperature changes a tour of -16°C what is the average change in temperature in one hour

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Abox holds 500 paperclips. after a week on the teacher's desk 239 paperclips remained. how many paperclips were used?

The ideal weight of a nickel is 0.176 ounce. to check that there are 40 nickels in a roll, a bank weighs the roll and allows for an error of 0.015 ounce in total weight