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Igoryamba
2 years ago
14

Round 21,253 to the nearest hundred.

Mathematics
1 answer:
Mazyrski [523]2 years ago
6 0

Answer:

Hey there! The answer to your question is 21,300

Step-by-step explanation:

If we look at the 253 it is most close to 300 not 200 so the answer will be 21,300

Hope that helps!

By: xBrainly

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The probability that a person in the United States has type B​+ blood is 12​%. Three unrelated people in the United States are s
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Answer:

The probability that all three have type B​+ blood is 0.001728

Step-by-step explanation:

For each person, there are only two possible outcomes. Either they have type B+ blood, or they do not. The probability of a person having type B+ blood is independent of any other person. So we use the binomial probability distribution to solve this question.

Binomial probability distribution

The binomial probability is the probability of exactly x successes on n repeated trials, and X can only have two outcomes.

P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}

In which C_{n,x} is the number of different combinations of x objects from a set of n elements, given by the following formula.

C_{n,x} = \frac{n!}{x!(n-x)!}

And p is the probability of X happening.

The probability that a person in the United States has type B​+ blood is 12​%.

This means that p = 0.12

Three unrelated people in the United States are selected at random.

This means that n = 3

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This is P(X = 3).

P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}

P(X = 3) = C_{3,3}.(0.12)^{3}.(0.88)^{0} = 0.001728

The probability that all three have type B​+ blood is 0.001728

4 0
2 years ago
which of the following best describes the memorization technique known as mnemonics? A. using flash cards to practice math equat
svet-max [94.6K]

Answer:

Option B is the answer.

Step-by-step explanation:

Which of the following best describes the memorization technique known as mnemonics?  

B. linking information, such as a new vocabulary word, to a mental image that illustrates it in some fashion.

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Answer:

Step-by-step explanation:

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2 years ago
Capucine played a game where she earned 179 points from building 11 museums and 4 libraries. She earns 4 more points per museum
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Capucine played a game where she earned 179 points from building 11 museums and 4 libraries.

Lets assume  x points she earn per library

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The 154 tenth-graders at Wilson High School were polled on whether they enjoyed their algebra or geometry course more. The resul
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Answer:

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