11. i- 698.75
12. b- p=45h
Answer:
6
Step-by-step explanation:
The first number: a
The second number: b
The third number: c
a+b+c=72
b=7a
b-c=18
⇒a=6; b=42;
c= 24
Answer:
The answer is "0.95 and 0.5271".
Step-by-step explanation:

In point a)
p ( positive diabetes )
In point b)


Answer:the probability is 6/10 or 3/5
Step-by-step explanation:
Y = -1
1 - 13(-1)
= 1 - (-13)
= 14