What does 6.7 look like in word form

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol

If a runner who runs at a constant speed of p miles per hour runs a mile in exactly p minutes what is the integer closest to the value p