There were 4289 fans at todays basketball game. round 4289 to the nearest hundred

Carlos has 4/5 of a tank of fuel in his car. he uses 1/10 of a tank per day. how many days will his fuel last?

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?