Determine if the group of probabilities is valid. Choose yes if the group of probabilities is valid; choose no if the group is not valid.

0.23, 0.17, -0.20, 0.80

If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4

Apyramid fits exactly inside a cube. the cube and the pyramid share the same square base, and they are both exactly the same height. the volume of the cube is 66 cubic inches. what is the volume of the pyramid? explain your answer. answer asap