Question 150027
Casey is a salesperson who must decide between two monthly income options: 
Option A: Salary of $1950 per month, plus 10% of monthly sales 
or Opyion B: Salary of $2420 per month, plus 6% of monthly sales 
For what amount of monthly sales is "Option A" a better choice for Casey than Option B? 
.
Let x = monthly sales (in dollars)
.
Option A: 1950 + .10x
Option b" 2420 + .06x
.
They would like to know when
"Option A" > "Option b"
this gives you:
1950 + .10x > 2420 + .06x
.10x > 470 + .06x
.04x > 470
x > 470/.04
x > $11750
.
Solution: when sales (per month) exceeds $11750, you should go with Option A