PLEASE HELP!! I got the answer of -10/9 I'm not shure if its correct and how to get it because I used google...‍♀️

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

Identify which functions are linear or non-linear. a. f(x) = x2 + 1 b. f(x) = 2x + 5 c. f(x) = x 2 + 3 d. f(x) = 3 x + 7 e. f(x) = 4x + 10 2 - 5

Atown has a population of 12000 and grows at 3.5% every year. what will be the population after 7 years, to the nearest whole number?