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artcher [175]
4 years ago
13

7. The probability of passing an

Mathematics
1 answer:
Citrus2011 [14]4 years ago
3 0

Answer:

Option B

Step-by-step explanation:

Total Probability = 1

Probability of passing = 0.77

Probability of failing = 1-0.77

=> 0.23

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1.4 – 5.5 – 1.73 + 1.8 – 1.09<br><br> –5.12<br> –8.72<br> 5.12<br> –1.66
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