Step-by-step explanation:
(a) P = (0.3)(0.2) + (0.5)(0.6) + (0.2)(0.8)
P = 0.52
(b) (0.5)(0.6) = 0.3
P = 0.3 / 0.52
P = 0.58
Answer:
7) p=80
8)z= 19.2
Step-by-step explanation:
7th problem)
0.1p=8
p *
=8
=8
p=80
8th problem)
=8
z=8*2.4
z=19.2
B. (Not sure)
(5+A)
———
(a-1)
I suppose the / are absolute value lines.... so ill answer it that way, -(-2) simplifies to 2. -/-2/ simplifies to -2
Answer is -6. Whatever number is closer to 0 when negative will always be bigger. Good luck!