Answer:
For the pre-rax subtotal x you have this equation
x + 0.074x = 408.12 dollars.
x*(1 + 0.074) = 408.12
1.074x = 408.12 ====> x = 408.12%2F1.074. 408.12/1.074
Step-by-step explanation:
0.00001
45%
Create a fraction with the of " something " on the denominator and multiply by 100% to create the percentage, that is
percent = × 100% = 45%