The time it takes Susan to drive to work each day is normally distributed with a mean of 42 minutes and a standard deviation of 4 minutes. Approximately what percent of workdays does it take Susan between 38 and 46 minutes to drive to work?

a) 50%
b) 68%
c) 95%
d) 99.7%

idk

step-by-step explanation:

use this formula:

p(a\b) = p(a and b)/p(b).

take it from here.

225x²+4=0

225x²=0-4

225x²=-4

x²=-4/225

x=±√-4/225

hello, there is a new name in town and that's the human spider!

answer: d.) the total number of protons and neutrons is 15

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