Question:
In a neighbourhood pet show, each of the animals entered is equally likely to win. if there are 7 dogs, 6 cats, 3 birds, and 2 gerbils entered, what is the probability that a bird will win the top prize?
Answer:
Probability that a bird will win the top prize is 0.167
Step-by-step explanation:
Given:
The number of dogs = 7
The number of cats = 6
The number of birds = 3
The number of gerbils = 2
To Find:
Probability that a bird will win the top prize = ?
Solution:
Let us first find the total number of pets .
The Total number of pets = 7 + 6 + 3 + 2 = 18
Now the probability of a bird will win the top prize is
=> 
=>
=> 
=>0.167
Answer:
28!
Step-by-step explanation:
soooooo its a 90 degree angle
2x+1+33=90
2x+34=90
-34
2x=56
x=28
Answer:
Step-by-step explanation:
Multiply both numbers by 1/3. That is your new coordinates. (2, -1)
Answer:
103
Step-by-step explanation:
it has to add up to 180 so
180-77=103
Note that there are 5 exams altogether: 4 hour exams and 1 final exam. Let the grade on the final be x.
The arith. mean of these 5 grades would be
<span>70+ 86+ 81 + 83 + x
</span> course grade = arith. mean = -------------------------------------
5