A fort had enough food for 120 soldiers for 200 days. After 5 days 30 soldiers leave the for . How long will the remaining food last now ?

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?

Can some one explain this i got sent this. is this a threat i’m scared

Find the volume of the solid bounded by the plane z=0 and the paraboloid z=1-x^2 –y^2