! if raymond spends 16% of his monthly income on transportation, how many degrees should he make the sector in a circle graph?

58 degrees

84 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.

What is the value of f(x) = 2.2 for f(-2)?

Idon't get undoing if its pass adding and subtracting so can someone ? x-2 over 5 = 18