Step-by-step explanation: First you need to calculate how much her monthly salary is. Her annual salary is $24,000, so you need to divide by 12 to determine how much she is paid each month. $24,000/12 = $2,000 per month.
She pays income tax on her earnings over $944. The amount of her earnings over that threshold is $2,000 - 944 = $1,056.
To determine the total tax it is .15 x 1056 + 76.60=
