Find the area of a the circle of the diameter 14cm

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.

Combine the information in the problem and the chart using the average balance method to solve the problem.

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,