Lisa is painting a fence that is 26 feet long and 7 feet tall. a gallon of paint will cover 350 square feet. write and solve a proportion to determine how many gallons of paint lisa will need.

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.

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

Which expression is a factor of 12x2 + 29x – 8? x – 8 2x – 1 3x + 8 4x + 1