Sam needs to convert 80 oz to pounds. He knows the 16 oz = 1 lb.

Emma will roll two number cubes labeled 1 through 6. she will record the sum of the two numbers after each roll. she will roll the two cubes 540 times. how many times should emma expect the sum to equal 5?

Pls , the question is in the picture!

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11