Aparticle decays at a rate of 0.45% annually. assume and initial amount of 300 mg. (
a. how much of the particle remains after 60 years? (
b. what is the half-life of the particle?

Askateboard ramp is in the shape of a right triangle what is the height of the ramp

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price

Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.