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Vilka [71]
2 years ago
15

There are 40 pupils in a class. There are x more girls than boys. How many boys are there in terms of x?

Mathematics
1 answer:
Ierofanga [76]2 years ago
5 0
<span>The answer is (40-x)/2</span>
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Given sample set A= {1,2,3,4,5} how many items are in the complement of set B if set B= all numbers greater than 2? OPTIONS : 3
Ostrovityanka [42]

Answer:

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Step-by-step explanation:

It sounds like we are pretending A is the universe.  The only numbers in our world are 1,2,3,4, and 5.

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The complement of B would all the elements not listed in B.

The elements in B are 3,4, and 5, since we are looking for numbers greater than 2 in our world of numbers above.

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So B complement is {1,2}.

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2 years ago
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8 0
2 years ago
Question is attached.<br>Step by step explanation needed!!​
sweet-ann [11.9K]

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Option B

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3 years ago
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2 years ago
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