As part of your preparation for the race you decide to buy a new cycling jersey and pedals which will cost $64.32. You currently have $25.45 in your pocket. How much cash do you need to withdraw from the cash machine before you can buy the items?

Amotorboat maintained a constant speed of 12 miles per hour relative to the water in going 45 miles upstream and then returning. the total time for the trip was 8.0 hours. use this information to find the speed of the current.

Quickly multiply and simplify polynomials (x – 4) (x^2 – 5x – 6)

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.