The amount of a certain toxin in the water is normally distributed with mean 72.4 mg and standard deviation 20 mg. the probability that the amount of toxin exceeds the safe limit is 0.14. what is the safe limit?

X+2=4 make a word problem

Rob owns 5/9 of the stock in a local bread company. His sister Talia owns half as much stock as Rob. What part of the stock is owned by neither Rob nor Talia?

6.1712 rounded to the nearest tenth

So what would 3 17/12 be in simplest form

The last three matches that Gail played lasted 3 and 1/4 hours, 3.4 hours, and 3 and 1/3 hours. Which lists the match length, in hours, from least to greatest?

What is ifhkfhjhghjg mean in Spanish

It takes 3/4 yards of ribbon to make a bow how much ribbon is needed to make 7 bows

Joaquim earns a salary of $4,000 per month plus a 6% commission

A shelter kept track of the number of dogs adopted each day for three weeks. Use the table to find the statistical measures. Mean: Median: Mode: Range: Number of dogs adopted: 3, 3, 4, 4, 4, 5, 5, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9 Total: 132

If s and t are integers greater than 1 and each is a factor of the integer n, which of the following must be a factor of n^{st}? 1) s^t 2) (st) ² 3) s+t A) None B) 1 only C) 2 only D) 3 only E) 1 and 2