Mirka went to a sporting event with some friends. They bought 4 snacks of equal price and a drink that cost $3. How much did each snack cost if they spent $24. Write an equation and solve it.

The scatter plot shows the number of animal cells clara examined in a laboratory in different months: plot ordered pairs 1, 20 and 2, 60 and 3,100 and 4, 140 and 5, 180 what is the approximate predicted number of animal cells clara examined in the 9th month?