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Effectus [21]
3 years ago
14

If a classroom has 7 students with black hair and there are 24 students in the

Mathematics
1 answer:
telo118 [61]3 years ago
3 0

Answer:

  29.2%

Step-by-step explanation:

The fraction of students with black hair is 7/24. To convert that to a percentage, multiply by 100%.

 7/24×100% = 29.1666(repeating)% ≈ 29.2%

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Step-by-step explanation:

Remark

2 angles are complementary means that 2 angles add up to 90°. That is the guiding princeple behind the problem.

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Equation

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