Divide 40 by half and add 10. What do you get?

So i have a lot of answers answered but it says i still need to answer more questions. why is it doing that? how many questions need to be answered?

Latesha moore has a choice at work between a traditional health insurance plan that pays 80 percent of the cost of doctor visits after a $250 deductible and an hmo that charges an $8 co-payment per visit + a $20 monthly premium deduction from her paycheck. latesha anticipates seeing a doctor once a month for her high blood pressure. the cost of each office visit is $50. she normally sees the doctor an average of three times a year for other health concerns. comment on the difference in costs between the two health care plans and the advantages and disadvantages of each.

Minor illnesses: a.) decrease the risk of sids b.) increase the risk of sids c.) increase the risk of hospitalization d.) decrease the risk of allergies e.) increase the risk of allergies