International data systems' information on revenue and costs is relevant only up to a sales volume of 102,000 units. after 102,000 units, the market becomes saturated and the price per unit falls from $8.00 to $5.80. also, there are cost overruns at a production volume of over 102,000 units, and variable cost per unit goes up from $4.00 to $4.50. fixed costs remain the same at $52,000. compute operating income at 102,000 units.

Bill is 31 years old, married, and lived with his spouse michelle from january 2018 to september 2018. bill paid all the cost of keeping up his home. he indicated that he is not legally separated and he and michelle agreed they will not a file a joint return. bill has an 8-year-old son, daniel, who qualifies as bill's dependent. bill worked as a clerk and his wages are $20,000 for 2018. his income tax before credits is $500. in 2018, he took a computer class at the local university to improve his job skills. bill has a receipt showing he paid $1,200 for tuition. he paid for all his educational expenses and did not receive any assistance or reimbursement. bill does not have enough deductions to itemize. bill, michelle, and daniel are u. s. citizens with valid social security numbers. 8. bill does not qualify to claim which of the following: a. head of household b. education benefit c. earned income credit d. all of the above