What single percentage change is equivalent to a 19% increase followed by a 7% decrease?

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

On saturday a souvenir shop had 125 customers.sixty four percent of the costumers paid with a credit card. how many costumers paid with cash?

Abag contains pieces of paper numbered from 5 to 9. a piece of paper is drawn at random. what is the theoretical probability of drawing a number less than 8?