What is the correct answer for this?

  4.  maximum: 22; minimum: 1

  5.  maximum: 24; minimum: -6.25

  6.  maximum: 49.7; minimum: 39.625

Step-by-step explanation:

I find a graphing calculator to be "appropriate technology" for answering questions of this sort. For the first and last questions, the extremes are the values of the function at the ends of the intervals specified.

For the second question, the parabola opens upward and the vertex is in the given interval, so the vertex is the minimum. The maximum is found at the end of the interval that is farthest from the vertex.

answer: 10 turtles

step-by-step explanation: as turtles have four legs so 4.10=40 therefore birds are 4 which sue counted