Find the mean of the data set 0.2 0.4 1 0.25

.4625

Step-by-step explanation:

To find the mean, add up all the numbers, then divide by the number of terms

(0.2 +0.4+ 1+ 0.25) /4

1.85/4

.4625

Amount charged by Keiji Kuroki  for every daily paper (Mon.-Fri.) he delivers=$0.08

Amount charged by Keiji Kuroki  for every Sunday paper=$ 0.75

Total amount that Keji Kuroki will collect for delivering 574 daily papers and 165 Sunday papers

           =574 × [6 days (That is from monday to friday)]×$0.08 +165×[1 Day that is Sunday]×$0.75

   =574 × 6 × $0.08 +165× $ 0.75

    =3444×$0.08 +123.75

    =$275.52 +$123.75

    =$ 399.27