How to find function of x

If a statement is true, then it's converse must be true as well. True or false

Trent is fishing from a pier. The tip of his fishing rod is 53 3/4 feet above the surface of the water. The hook on the end of the fishing line is directly below the tip of the fishing rod 12 2/3 feet below the surface of the water.

Two runners start 30 kilometers apart and run toward each other. They meet after 3 hours. One runner runs 2 kilometers per hour faster than the other runner.

A cellular phone company charges a 49.99 dollar monthly fee for 600 free minutes. Each additional minute costs 35 cents. This month, you used 750 minutes. How much do you owe?

In a right triangle the length of a hypotenuse is c and the length of one leg is a. Find the length of the other leg b, if: a c=5, a=3;

One small tank takes twice as long to fill a tank as a larger pipe does. If it takes the two pipes 40 minutes to fill the tank when working together, how long will it take each pipe individually to fill the tank?

0.7 of what number is 4 1/2?

The polynomial 24x3 - 54x2 + 44x - 99 is factored by grouping. 24x3 - 54x2 + 44x - 99 24x3 + 44x - 54x2 - 99 4x0 - 90 What is the common factor that is missing from both sets of parentheses? 6x + 11 6x - 11 6x2 + 11 6x2 - 11

Is it possible for a piece wise function to have more than one y intercept

4) The sum of three consecutive even numbers is 48. What are the smallest of these numbers?