11. Benito and Tyler are painting opposite sides of the same fence that is 150 feet long. Tyler has already painted 19.5 feet of his side of the fence when
Benito starts painting. Tyler paints at a rate of 11 fumin, and Benito paints at a rate of 15 ft/min

a. About how long will it take for the two sides of the fence to have an equal number of feet painted

b. The painter who finishes first gets to rest while the other painter finishes. About how long will the painter who
finishes first get to rest?

Regular price is $77.00 and the discount is 5% find the sale price

How many days was the temperature above 90 degrees?

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.