Meena took a taxi from her house to the airport. The taxi company charged a pick-up fee of $4.40 plus $3.25 per mile. The total fare was $27.15, not including the tip. Write and solve an equation which can be used to determine xx, the number of miles in the taxi ride.

The triangles are similar. what is the value of x? show your work.

Write and solve a real word problem that involves determining distance on a coordinate plane

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.