If lines joined each given point on the graph to the origin, which points would be on lines that represent a unit rate greater than the one represented in the table?
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5 11
10 22
15 33

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

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.