What is the domain of the function h (w) = 80/w

A radioactive element decays at a rate of 5% annually. there are 40 grams of substance present. How much substance remains after 30 years. (the nearest 10th) When will the amount of substance drop below 20 grams (to the nearest year) ?

For a sequence an=an-1+an-2 and a1=1, a2=2, find its first four terms

True or false 2tons = 200pounds

Inequality for thirty is no greater than the sum of a number and - 8

Write an expression for "the difference of 10 and x."

Calculate the Simple interest on a 7,500,00 for 4 years at 4½ per annum

It Says On My Sheet "Wright Each Product Using An Exponent" 6x6?

What divide by what equals 21

Find the radius and diameter of a Frisbee with a circumference of 11π inches.

Write 5 250 000 in a decimal number