mario flips 8 coins and counts the number of heads. his brother luigi flips a coin until it lands heads and counts the number of flips. one of the brothers is selected at random and tells you a number, but they remain off-stage so you do not know which brother. if the number is 4, what is the probability it was mario

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x