£399 is shared between Ann, Bill, Chloe and Dave.
The ratio of the amount Ann gets to the amount Bill gets 2 : 9
Chloe and Dave get 2.5 times the amount Ann gets.
Work out the amount of money that Bill gets.
Show your working out.

Write an explicit formula that represents the sequence defined by the following recursive formula:

Are the corresponding angles congruent? explain why or why not.

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?