The table below represents the displacement of a fish from its reef as a function of time:

time
(hours)
x displacement
from reef
(feet)
y
0 4
1 64
2 124
3 184
4 244
part a: what is the y-intercept of the function, and what does this tell you about the fish? (4 points)

What is the value of the digit 1 in the number 13?

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.

Sum is 17 and their difference is 3