Q5. A farm raises cows and chickens. The farmer has a total of 42 animals. One day he counts the legs of all of his animals and
realizes he has a total of 114.
a) How many cows does the farmer have?
b) How many chickens?
c) What is the importance of farmer?
a) How many cows does the farmer have?
b) How many chickens?
c) What is the importance of farmer?
2 answers:
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Answer:
Step-by-step explanation:
Given
Balls = 1 to 4
Required
Determine the probability of selecting ball numbered at least 2
Here, we'll assume that all numbers have the same probability.
The probability of each ball will be:
So:
Recall that
--- for each ball
So, the equation becomes
Answer:
Step-by-step explanation:
We know that in a sequence of ten terms, each term (starting with the third term) is equal to the sum of the two previous terms. The seventh term is equal to 6. Therefore, we have
We know that:
We get:
Therefore, we calculate