Gia needs to buy a window shade to cover a window in her living room. she measured the width of the window shade as 70 inches. the actual measurement is 75 inches. what is gia's percent error? round your answer to the nearest tenth. plz show work and explain.
a. 6.7%
b. 7.1%
c. 19.3%
d. 20.7%

Solve the inequality and graph 6j - 7 < 5

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

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.