1. 3!/5! = 3*2 / 5*4*3*2 = 6/120 = 1/20
2. 5! / 8! = 5*4*3*2 / 8*7*6*5*4*3*2 = 120 / 40320 = 1/336
3. 9!/9! = 1
4. 7! / 8! = 7*6*5*4*3*2 / 8*7*6*5*4*3*2 = 5040 / 40320 = 1/8
5. 5! / 7! = 5*4*3*2 / 7*6*5*4*3*2 = 120 / 5040 = 1/42
Answer:
P(0.8< p
^
<0.9)≈0.87
Step-by-step explanation:
trust me
Answer:
20
Step-by-step explanation:
using the given formula:
V = 1/3(Base Area)(height)
V = 1/3 (5)(12)
V = 1/3 (60)
V = 20
Answer:
3:3.5, 9:10.5, 12:14
Step-by-step explanation:
6:7 divided by 2 = 3:3.5
6:7 multiplied by 1.5 = 9:10.5
6:7 multiplied by 2 = 12:14