What is the ratio 16 to 40 written as a fraction in lowest terms?

a.
1/4

b.
8/20

c.2/5
d.3/8
is it b. ?

Will give find an equivalent function to f(x)=5(2)^3x. the 5(2)^3x means 5(2) to the 3x power answer choices: a: f(x)=125^x(8)^x b: f(x)=10^2x c: f(x)=40^x d: f(x)=5(8)^x

On saturday morning, calls arrive at ticketmaster at a rate of 108 calls per hour. what is the probability of fewer than three calls in a randomly chosen minute?

How do you do the foil method with polynomials?