Of the 497 students in a school, 11 play lacrosse and 113 play baseball; and of those, 10 play both.
What is the probability of randomly selecting a student that did not play
lacrosse or baseball? Write your answer as a fraction.

pls help

How do i simply this radical expression?

If bradley saves for 4 weeks, what is the total amount of money he will have saved?

Situation: . find the substance's half-life, in days. round your answer to the nearest tenth. a 11 gram sample of a substance that's used to treat thyroid disorders has a k. value of 0.1247. enter the correct answer n - noekt done no - initial mass (at time t = 0) n - mass at timet k a positive constant that depends on the substance itself and on the units used to measure time t= time, in days