Answer:
To find the whole-number quotient and remainder of 8,722 divided by 400, we perform the division and note the quotient and the remainder. Let's calculate it.
[assistant to=python code]interface
# Required Libraries
import math
# Given
dividend = 8722
divisor = 400
# Quotient and Remainder
quotient = dividend // divisor
remainder = dividend % divisor
quotient, remainder
[assistant]interface
The whole-number quotient of 8,722 divided by 400 is **21** and the remainder is **322**. This means that 400 goes into 8,722 a total of 21 times, with 322 left over.