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djyliett [7]
3 years ago
10

Alec is doing a test of 50 questions. He gets 2 marks for every question that is correct, but loses 1 mark for every question th

at is wrong. Alec answers every question and scores 67 marks. How many questions did he answer correctly?
Mathematics
1 answer:
slega [8]3 years ago
4 0

Alec got 33 and a half questions correctly because he got one mark on the 34th Question

Step-by-step explanation:

50×2=100

100-67=33 and a half

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Korina used 9.3 pints of blue paint and white paint to paint her bedroom walls. 3/5 of this amount is blue paint, and the rest i
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4 0
3 years ago
Fill in the blank.
natima [27]

The correct answer is: Commutative Property

Further Explanation:

The commutative property states that the order of number doesn't matter and changing the order of numbers or variables will produce the same result.

<u>Commutative Property of Addition:</u>

The Commutative Property of addition means that an expression can be written as a + b = b + a.

<u>Commutative Property of Multiplication:</u>

The Commutative Property of multiplication means that an expression can be written as a • b = b • a

Hence, the correct answer is: Commutative Property

Keywords: Commutative property, addition, multiplication

Learn more about Properties at:

  • brainly.com/question/10081622
  • brainly.com/question/10341324

#LearnwithBrainly

4 0
3 years ago
Simplify √ a^7 , where a&gt;0 Which expression is equivalent to √a^7
Softa [21]

Answer:

a^{3} \sqrt[]{a}

Step-by-step explanation:

8 0
3 years ago
How do you compare 4/15 and 3/4?​
slavikrds [6]
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3 years ago
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