Answer:
P(B) = 0.85
Step-by-step explanation:
We use the conditional probability formula to solve this question. It is

In which
P(B|A) is the probability of event B happening, given that A happened.
is the probability of both A and B happening.
P(A) is the probability of A happening.
In this question:

These events are independent.
This means that
. So



So

Answer:
34-
Step-by-step explanation:
you just sum them up as easy as that
Answer:
z=2
Step-by-step explanation:
I used cross multiplication to solve this.
2/9z=1/9
1(9z)=2(9)
9z=18
z=2
Answer:
Given,
mass of snow flake = 2 kg
mass of midnight = 997 gm
Now,
1 kg = 1000 gm
2 kg = 1000 * 2
= 2000 gm
therefore the difference between the masses of the kittens = 2000
- 997
= 1003 gm (is the answer)
Answer:
(C)600
Step-by-step explanation:
There are 25 Kids on the Team
The Captain can be elected in 25 ways.
Now, once the captain has been elected, we remove him from the selection.
The Co-Captain can be elected in (25-1)=24 ways.
Therefore, the captain and co-captain of the team can be elected in:
25 X 24 ways
=600 Ways.
The correct option is C.