Question

Is this right ? I'll fam and medal. If right. Questions are posted below in comment box.

Answer 1

1. Suppose Ruth Ann has 3 routes she can travel between the school to the library, and 5 routes from the library to her home. How many routes are there from Ruth Ann’s school to her home with a stop at the library? (1 point)
9
60
15(My choice)
25

2. Verne has 6 math books to line up on a shelf. Jenny has 4 English books to line up on a shelf. In how many more orders can Verne line up his books than Jenny? (1 point)
24
720
14
696(My choice)

3. Evaluate 7C6. (1 point)
9
1
5,040
7(My Choice)

4. In how many ways can 3 singers be selected from 5 who came to an audition? (1 point)
1
10
5
60(My Choice)

5. A bag contains 8 red marbles, 4 white marbles, and 5 blue marbles. You draw one marble at random. Find P(red and blue). (1 point)
40/17
0
12/17
13/16