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Tom [10]
3 years ago
13

A university has 41,100 students. In a random sample of 165 students, 11 speak three or more languages. Predict the number of st

udents at the university who speak three or more languages.
Mathematics
1 answer:
Gre4nikov [31]3 years ago
6 0

Answer:2740

Step-by-step explanation:

41100/165=249.09...

11*249.09...=2740

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The larger cube measures 20 cm on each edge. What is the surface area?
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2400

Step-by-step explanation:

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3 years ago
Match the number set or type of number with the correct category
beks73 [17]

An integer is a rational number; 1/2 is a rational ratio with a denominator of 1; 0.4545 is a rational decimal; 0.44 is a irrational decimal and 0 is a rational whole numbers.

<h3>What is the difference between a rational and a irrational number?</h3>

The category irrational number can be applied to numbers that cannot be expresses as ratios or fractions. This includes decimals that do not terminate and are not repeating such as 0.44454...

<h3>On the other hand, rational numbers will include different types of numbers such as:</h3>

Integers: This refers to numbers that are not expressed as fractions.

Rational decimals: This includes repeating decimals such as 0.4545...

Rational ratios: This includes numbers such as 1/2 or 1/4.

Rational whole numbers such as 0,1,2, etc.

Learn more about rational numbers in: brainly.com/question/17450097

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6 0
2 years ago
A cafeteria serves 120 pints of milk each day. How many quarts of milk does the cafeteria serve each def
IRINA_888 [86]

Answer:

Step-by-step explanation:

1 qt = 2 pints

so 120 pints = (120/2) = 60 qts <==

5 0
4 years ago
Read 2 more answers
A barrel of water is full. It decreases by 85%. Now it has 120 liters of water. How much liters of water did it have to begin wi
Fed [463]

Answer:

800 liters

Step-by-step explanation:

A simple cross multipilcation

It says it has gone down 85%, so only 15% is left.

120 liters is 15% of the original sum.

120 liters      15%

x=                 100%

120*100/15 = 800 liters

7 0
3 years ago
Multiplies to -4<br> Adds to o
nikklg [1K]
-2 times 2 equals -4 and if you add them it equals 0
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3 years ago
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