A chessboard is made of small squares of equal side lengths. If the perimeter of the chessboard is 20 cm, what could be the valu
e of (a+b)?
a. 10 cm
b. 6 cm
c. 8 cm
d. 11 cm
a. 10 cm
b. 6 cm
c. 8 cm
d. 11 cm
1 answer:
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For this case the first thing that we must observe is the value of f (x) of the function in the table, when the value of x is x = -1
We then have that for x = -1, the value of the function is equal to 0.
Therefore, the following relationship is fulfilled:
Answer:
the value of f (-1) is:
Probability helps us to know the chances of an event occurring. The probability that a randomly selected student is a junior is 0.35.
<h3>What is Probability?</h3>Probability helps us to know the chances of an event occurring.
The probability that a randomly selected student is a junior will be,
P(Junior) = [(Number of Juniors)\(Number of total students)]
P(Junior) = 35/100 = 0.35
Hence, The probability that a randomly selected student is a junior is 0.35.
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Answer:
He still owes $105
Step-by-step explanation:
First, we have to find how much money Marco had paid back.
We are going to find the percentage of the number:
Then, doing a simple mathematical subtraction we can find how much money he still owes to his brother: