1) How many ways can six books be arranged on one shelf?
a) 21
b) 120
c) 360
d) 720
2)There are eight girls competing in an ice-skating competition. In how many ways can they finish in first, second, and third place?
a) 336
b) 1,680
c) 2,016
d) 40,320
3)How many ways can a president and vice president be selected from a class of 12?
a) 23
b) 72
c) 132
d) 1,320
4)How many ways can seven students line up for a class picture?
a) 5,040
b) 210
c) 28
d) 7

Hey! We 've verified this expert answer for you, click below to unlock the details :)

I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!

1) 6!

Looking for something else?

Not the answer you are looking for? Search for more explanations.

## More answers

Looking for something else?

Not the answer you are looking for? Search for more explanations.