Suppose a single bacterium lands on one of your teeth and starts reproducing by a factor of 4 every hour. After how many hours will there be at least 1,000,000 bacteria in the new colony ?

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

Write an equation of a line in slope intercept form that is perpendicular to the line 2x -3y = 12 and passes through the point (2, 6).

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.