Question

How many customers were younger than 35?

Ages of Store Customers
1 0 2 3 3 6 8
2 1 1 3 4 5 6 6
3 2 2 4 4 4 5 7
1 1 2 3 3 5 8
5 0 0 1 5 6
6 2 4 5 5
71 3
Key: 1 | 0 = 10

Answer 1

15

Step-by-step explanation:

if 0 = 10 than 1 = 20 and 2=30

so we count all the numbers from 0-2