6. A train travels 283.8km in 4.4 hours; how far does it travel in
(a) 1 hour
(b) 2.5 hour

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Ftara spends $219 a month for her car payment and she makes $3,200 a month, what percent of her monthly income is spent on her car payment?