If u wanted to find the depth of a submarine during a dive , would it be more reasonable to use an equation with the rate in feet per minute or feet per hour ? explain

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

Which table represents a linear function? i'll give brainliest to first answer ^'^

Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?