Simplify the expression -1/2(-5/6+1/3)

What are the critical values that correspond to a 95% confidence level and a sample size of 93? a. 65.647, 118.136 b. 59.196, 128.299 c. 57.143, 106.629 d. 69.196, 113.145

An ant travels at a constant rate of 30cm every 2 minutes.at what speed does the ant travel per minute

Find the distance between the pair of points a(-1,8) and b(-8,4)