julian counted the number of pieces of pepperoni on each pizza he made. pieces of pepperoni per pizza\nstem…

julian counted the number of pieces of pepperoni on each pizza he made. pieces of pepperoni per pizza\nstem leaf\n1 3 4 7 7 8 9\n2 5 6 7 7 9\n3 2 7 7 9 9 9 9\n4 2 7 9 9\nhow many pizzas had exactly 39 pieces of pepperoni?\npizzas
Answer
Explanation:
Step1: Understand stem - leaf plot
In a stem - leaf plot, the stem represents the tens digit and the leaf represents the units digit. For the row with stem 3, the numbers are 32, 37, 37, 39, 39, 39, 39.
Step2: Count occurrences of 39
Count the number of times 39 appears in the data set represented by the stem - leaf plot.
Answer:
4