What is the mean absolute deviation for the data set? {20, 24, 12, 44, 68} 16.81 17.04 17.52 17.92

Mr. and mrs. wallace have decided to buy a car for $21,600. they finance $15,000 of it with a 5-year auto loan at 2.9% arp. what will be their monthly payment be? a. $268.20 b. $268.86 c. $269.54 d. $387.16 i need !

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

What is 6/10 rounded to the nearest half