For every 9 customers, the chef prepares 2 loaves of bread. Here is double number line showing varying numbers of customers and the loaves prepared. Complete the missing information in the table.

customers loaves
9 2

16
4
27
6

35
14
1
0
Use either representation to answer these questions.

How many loaves are needed for 63 customers?
loaves
How many customers are there if the chef prepares 20 loaves?
customers

How much of a loaf is prepared for each customer?
loaves