Maria, an experienced shipping clerk, can fill a certain order in 9 hours. Bill, a
new clerk, needs 10 hours to do the same job. Working together, how long will it
take them to fill the order?

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.

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee

How do u write a function for the reflection across the y axis