HELP ME ILL GIVE YOU 20 POINTSSSS

21

Step-by-step explanation:

3^3 − 2 ⋅ 3  

Simplify each term.

Raise 3 to the power of 3.

   27 − 2 ⋅ 3

Multiply −2 by 3.

   27 − 6

Subtract 6 from 27.

   21

Adam

Step-by-step explanation:

You just have to divide feet/second

Adam: 15 feet per second

15/1=15

Noah runs 599 feet in 40 seconds

599/40=14.9

Jake runs 1 mile in 384 seconds

1 mile=5280 feet

5280/384=13.8

liz runs 667 feet in 1 minute

1 minute=60 seconds

667/60=11.1