8. Samuel is paid $350 per month plus a 10%
commission on his total sales for the month.
If he needs to earn at least $2100 per month,
which of the following expressions represents
the total sales for the month (s) Samuel needs
to achieve?
A. s≥ $17,500
B. s≤ $17,500
C. s $21,000
D. s> $21,000
K