Answer:
20
Step-by-step explanation:
20 is the GCF or greatest common factor of 20 and 100.
To find out how much he makes per week, take the amount and divide it by the week.
1520/4=380.
He makes 380 per week.
Answer:
<=16
Step-by-step explanation:
Answer: 11 stamps per page
Step-by-step explanation: 132 divided by 12