In a drama classroom, 75% of the students are chosen to perform a play. Of those choosen, 15% have singing roles. What is the probability that a student chosen for the play has a singing role?

Dropping less than two inches per mile after emerging from the mountains, a river drains into the ocean. one day's discharge at its mouth, 5.6 trillion gallons, could supply all of country a's households for seven months. based on this statement, determine how much water an average household uses each month. assume that there are 100 million households in country a. country a uses approximately nothing gallons per household per month.

Classify the following triangle check all that apply

In the rectangle below ac=30 units what is de