8. Sara is one year older than Fred. In five years Sara will be twice as old as Fred was six years ago. Find their ages now

Pls the last one and it has to be like number 6

What is 60.9643790503 to 5 decimal

Let d be the domain and let ƒ be the possible function. determine if the relation is an example of a function. d = {x| x is a date, expressed in day/month/year} ƒ(x) = temperature in seattle washington on that date