Which choice describes the following situation: An automatic photo booth charges $3 for a sheet of photos. The function c(p) = 3p describes the cost of p sheets of photos.
A. Continuous data
B. Neither
C. Discrete data

PLEASE HELP ILL MARK BRAINLIEST

Multiply. write your answer in simplest form. 3/8 x 5/7

Solve the equation x/4 - 5= -8 -27 -12 -7 12

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.