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N76 [4]
3 years ago
9

The minimum mark to obtain a Grade A is 75. Cheryn managed to achieve an average of Grade A for three of her English quizzes. Wh

at is the minimum mark she scored in her first quiz if scored 76 and 89 marks in her second and third quiz, respectively?​
Mathematics
1 answer:
Masteriza [31]3 years ago
4 0

9514 1404 393

Answer:

  60

Step-by-step explanation:

Let m represent the mark Cheryn scored on her first quiz. Then her average is ...

  (m +76 +89)/3 ≥ 75

  m +165 ≥ 225 . . . . . . . . multiply by 3

  m ≥ 60 . . . . . . . . . . . . subtract 165

Cheryn scored a minimum of 60 marks on her first quiz.

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3 years ago
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Can someone please explain with answer?
ira [324]

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What is the Greatest common factor of 18x^2 and 36x
adoni [48]

For this case we have that by definition, the Greatest Common Factor or GFC of two or more numbers, is the largest number that divides them without leaving residue.

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6 0
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Please help me <br>Due in an hour ​
vladimir1956 [14]
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