Agumball machine has 330 red gumballs. if the red gumballs are 75% of the total number of gumballs, how many gumballs are in the gumball machine?

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

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

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.