Acircular swimming pool is installed in a rectangular shaped backyard. an underwater light is placed as its center, 16 feet from the edge of the swimming pool.

If you roll two fair dice (one black die and one white die), in how many ways can you obtain a 4 on at least one die?

Whoever gets this right gets the ! the half life of a soul smelling substance is 4 years. if you have 8 oz of this strange substance, how much of it will you have after 20 years? show work.

Solve -3 (r + 5) = -9 enter ur answer in the box x = __