The longton cheerleaders are trying to raise at least $3000 on their candy sale. if each box of candy sells for $7.50, how many boxes must they sell to reach their goal? be sure to express your solution as an inequality. a. x ≥ 400 b. x ≤ 400 c. x > 400 d. x < 400

Convert 2000 swiss francs to dutch guilders

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол