Answer:

1.Anna forgot the telephone number of Riza. All that she remembers is that there are three 1’s, two 7’s, one 9 and one 4. How many possible telephone number arrangements can be done.

1. 14

2.Albert is a member of Cavite mountaineers. On his semestral break, the group plan to climb Mt. Buntis at Maragondon, Cavite. He has 5 shirts (yellow, orange, red, white, blue) but he will only take 3 for the trip. In how many ways can he do this?

2. 5

Step-by-step explanation:

1. On the pic
2. he can take yellow orange red, red yellow orange, yellow red orange,red orange yellow,orange red yellow