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Iodine-125 has a half-life of about 60 days. How many milligrams of a 500 mg sample will remain after 300 days?
answered
Feb 26, 2018
Mathematics
middle-school
3
votes
46.2k
views
A mutual fund is currently valued at $80 per share and its value per share is increasing at a rate of $0.40 a day. Let V=f(t) be the value of the share t days from now. Express the information given about
answered
Dec 9, 2017
Mathematics
high-school
6
votes
17.4k
views
Joe's dog has a mass of 28,000 grams. What is the mass of Joe's dog in kilograms?
answered
May 30, 2017
Mathematics
middle-school
5
votes
220k
views
Solve the following system of linear equations by substitution: 8x-y=-13 6x-3y=15
answered
May 20, 2015
Mathematics
high-school
5
votes
224k
views
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