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iren2701 [21]
3 years ago
9

If a coin has been altered so that the probability of heads coming up is 3/10, then the probability of tails coming up is also 3

/10 .
true or false
Mathematics
1 answer:
soldier1979 [14.2K]3 years ago
8 0
False. In a coin, there are 2 possible out comes i.e. a head and a tail. if p is the probability of one side coming up, then the probability of the other side comin up will be q = 1 - p.

Therefore, if the probability of head coming up is 3/10, the probability of tail coming up will be 1 - 3/10 = 7/10.
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Step-by-step explanation:

<u>Tests for Divisibility </u>

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The number divides by 2 because it ends in an even number (2)

The number is not divisible by 3 because the sum of its digits is 25 which is not divisible by 3

The number divides by 4 because the number 72 is divisible by 4

The number is not divisible by 5 because it doesn't end in 5 or 0

The number is not divisible by 6 because it's not divisible by 3

The number is not divisible by 9 because the sum is not divisible by 9

The number is not divisible by 10 because it does not end in 0

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