A sales person gets a 10% commission on each sale he makes. How many sales of $250 each must he make in order to reach a salary of at least $1000?
Choose the correct choice from the following choices.
A) 15
B) 24
C) 25
D) 40
E) 52
10% of 250 = 25.   Total salary required = 1000   Earning from single sale = 25   # of sales = 1000/25= 
<gadget id="calculator">1000/25</gadget>
<output>40</output>
40   So 40 sales   40 is the correct choice
<result>D</result>
A sales person gets a 10% commission on each sale he makes. How many sales of $250 each must he make in order to reach a salary of at least $1000?