Why would you use associate property of multiplication to solve (10x4)x2? how would you regroup the factors?

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.

Which of these tables represents a non-linear function?

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?