Complete parts (a) and (b) using the probability distribution below. the number of overtime hours worked in one week per employee overtime hours 0 1 2 3 4 5 6 probability 0.0440.044 0.0890.089 0.1230.123 0.2810.281 0.2170.217 0.1670.167 0.0790.079 (a) find the mean, variance, and standard deviation of the probability distribution. find the mean of the probability distribution.

1/3(x-10)=-4 solve for x with steps

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?

Which function can be used to model the monthly profit for x trinkets produced? f(x) = –4(x – 50)(x – 250) f(x) = (x – 50)(x – 250) f(x) = 28(x + 50)(x + 250) f(x) = (x + 50)(x + 250)