Answer:
The PTA will order 6 cheese pizzas.
Step-by-step explanation:
There is a 3:4 ratio for cheese pizzas to pepperoni pizzas.
If the number of pepperoni pizzas doubles, then the number of cheese pizzas must double as well.
So, 3:4 becomes 6:8.
The PTA will order 6 cheese pizzas.
Answer:
4
Step-by-step explanation:
(4 * 2) - 4 = x
8 - 4 = x
x = 4
Answer:
-10
Step-by-step explanation:
-5(2) - 4(-1) - 8 +2(2)
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