Find the length of the actual object if the scale for the drawing is 1/4 in. = 10 ft. and the scaled side is 7 in.

Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839

Ahome improvement store rents it’s delivery truck for $19 for the first 75 minutes and $4.75 for each additional 1/4 hour. if a customer rented the truck at 11: 10 am and returned the truck at 1: 40 pm the same day, what would his rental cost be?

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x