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kykrilka [37]
3 years ago
11

What is the probability of getting 60% or better on a true false exam with 50 questions

Mathematics
1 answer:
Ipatiy [6.2K]3 years ago
3 0

Answer:

41.1764...%

Step-by-step explanation:

60% on 50 questions is 30/50 correct since 30÷50=.6=60%

Between 30 and 50(inclusive) there are 21 numbers.(30,31,32...49,50).

There are 51 possibilities of scores,1-50/50 or 0/50

21/51=0.411764...

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