Kevin is saving for a new bike. He has already saved $ 65 . He makes $15 for each lawn that he mows. The bike that Kevin wants to buy costs $175 $. Which inequality could be used to find x , the number of lawns Kevin needs to mow to earn enough money to buy the bike he wants?

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.

Astore ordered 750 candles a total wholesale cost of $7910.20. the soy candles cosy $12.17 each and thespecialty candles cost $9.58each. how many of each were bought?

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y