What is the probability of an event that is certain?

Sela's piano lesson starts at 4:45 pm the lesson is 30 minutes long when does her lesson ends

If three unbiased coins are tossed then what is the probability of getting three heads or three tails?

6 (22+9) what is this answer

A shipping container is in the shape of a right rectangular prism with a length of 2.5 feet, a width of 11 feet, and a height of 8 feet. The container is completely filled with contents that weigh, on average, 0.36 pound per cubic foot.

14. James multiplies one side of the equation 56 + 124 = 180 by a number n. What does James need to do to balance the equation?

Tyrone is completing = 5/100. what is the unknown decimal equivalent?

Use the following function rule to find f (r+4). simplify your answer ... f (n) = n+4

Yolanda's club require that 60% of the members be present for any vote. If at least 30 members must be present to have a vote how many members does the club currently have

Twenty five students are in class. each student will have one fourth of sandwich for a snack. each sandwich is made with two slices of bread.

F (x) = 2x-6 and g (x) = 3x+9, find (f+g) (x) A (f + g) (x) = - x - 15 B (f + g) (x) = 5x + 3 C (f+g) (x) = 5x+15 D (f+g) (x) = x+15