Tim drives at an average speed of 80km per hour for 3 hours 45 minutes work out how many kilometres tim drives

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.

Find the value of x for which line a is parallel to line b

How do i put 3(x+7) in distributive property