Sameeha is taking an antibiotic prescription. Sameeha takes 50mg on the first day, and then 50mg each day for the next 6 days. The iteration that describes the amount of the medication in Sameeha's system at time t is f(t)= 0.40t +50 where t0=50 . How much medication is in Sameeha's system after she takes her last dose of the medication? Round to the nearest tenth, if needed. 82.9 mg

78 mg

50 mg

83.2 mg

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.

Apack of gum would be considered a(n) necessity luxury item small ticket item unaccountable expense