Answer:
una
Step-by-step explanation:
4/20=.20
.20 per pencil
hope this helps, brainliest appreciated
Nancy's soda was 74 cents ($0.74) mo0re than Brigham's soda.
Answer:
(x+1) (x+2)
Step-by-step explanation:
I this is it? If you meant x to the second power than I think this is the answer
Let

denote the event that a student is a freshman,

a sophomore,

a junior, and

a senior.
Let

denote the event that a student majors in engineering. By the law of total probability,

By the definition of conditional probability, we can expand each of these intersection probabilities to get

5 questions.
hope that helps.