Find the mean for the data set. 7, 6, 7, 7, 7, 4, 4, 6, 5, 5, 7

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

G. how many different 6-letter arrangements can be formed using the letters in the word absent, if each letter is used only once? a. 6 b. 36 c. 720 d. 46,656

4. a single woman uses an online cash flow calculator which reveals a cash flow of 203. what does this mean?