3 years ago

If you roll a number cube 30 times, how many times do you expect to roll a five

Mathematics

1 answer:

andrezito [222]3 years ago

5 0

Answer:

Step-by-step explanation:

There are 6 numbers on a die, one of them is 5 so we expect to get a five one of six times

P (5) = 1/6

If we roll the die 30 times, we expect to get a five 30 * 1/6 = 5 times

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