Jeff has $25. he spent $10.81, including tax, to buy a new dvd. he needs to set aside $19 to pay for his lunch next week. if peanuts cost $0.38 per package, including tax, what is the maximum number of packages that jeff can plzz i will give you 100 points and write an two step equation.

Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?

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.

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?