Acertain paint is to be mixed with 3 parts yellow to 2 parts blue.

what is the ratio of yellow paint to the total amount of mixed paint?

3 to 2
3 to 5
2 to 3
3 to 1

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

If you answer 2+2 you will get over 80 points

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.