Polonium-218 has a half-life of about 3 minutes.

After 15 minutes, how many milligrams of a 120 mg sample will remain?

A. 1.875 mg

B. 3.75 mg

C. 4.8 mg

D. 7.5 mg

Slove for x2=1/100 and write it as a fraction

Find the inverse of the function y=2^3-5x

A dress that normally cost $89.50 is on sale for 45% off. What is the sale price of the dress?

How do you solve a literal equation?

choose three numbers from 2 to 5 write the numbers as addends in addition sentence show two ways to find the sum

The cost and revenue functions for producing and selling x units of a product are given. Cost and revenue are expressed in dollars. C (x) = 60,000 + 12x R (x) = 36x a. Write the profit function from producing and selling x units of the product. b.

Which equation will shift the graph of the original equation up 2 units? A) y = 2x + 9 B) y = 4x + 7 C) y = 2x + 2 D) y = 2x - 2

Sonya made a resolution to walk 2.5 kilometers a day. On Tuesday she walked 4 times around the running track at the local high school. The chart shows the length of a standard-sized pool and the distance around a standard-sized running track.

What number is a factor of 18 but not a multiple of 2

Mrs. Ibarra wants to create a right trianglw for a geometry test. She plans to use 15, 36, and 41 as side lengths. Which statements should she consider to determine whether it will be a right triangle?