Which statement is hypothesis?
if a and b are odd, then a*b is odd
a: if a*b is odd than a and b are odd
b: if a and b are odd, than a*b is odd
c: a*b is odd
d: a and b are odd

Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers.a) one of the 400 passengers is selected uniformly at random.let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

What is the value of p in the equation y^ = -4x?