Answer:
You didn't give the multiple choice so I am just going to take the points.
The answer is true!
Step-by-step explanation
$2560+$1100=$3660
Step-by-step explanation:
$640×4=$2560 if the month is over and she is due a payment
5%×$22000=$1100 of sales if they are to be considerred and paid every month
I'm pretty sure it's D, sorry if I'm wrong