Line e is a segment bisector of ab at point m. if am = 4n-40 and mb = 7 (-2n+2) find the value of n

How do you find principle and simple interest

It takes jonas 7 1/4 minutes to run the mile. it takes mario 8 5/12 to run the mile. how much faster is jonas than mario? 5/6 minute 1 1/3 minutes 1 1/6 minutes 1 1/2 minutesi will give points and brainlest

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account