What is the total number of outcomes? Choosing: tea or lemonade

lemon or lime

small or large

Me what is the value of x? showing work would be appreciated - ! : )

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.

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.