Tina spent 3 1/4 hours studying last night. She spent 1/3 of the time on
language arts. How much time did she spend studying

Evaluate the expression for the given value of the variable 7a - 4a for a =8

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

Given right triangle abc, what is the value of tan(a)?