Please tell me how you did it as well.

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.

Acar travels 85 kilometers per hour. what is the equivalent speed in meters per hour?