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Q: What are the chances you are going to toss 2 pennies 20 times How many times do you expect the 2 pennies will come up 2 tails?
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What has 50 heads and tails?

A roll of pennies (there are 50 pennies to a roll).


What is the building on the tails side of the pennies?

Lincoln memorial Bldg.


What fraction when 2 pennies are tossed 1000 times?

Out of the 1,000 tosses, you should expect to see 2 heads 250 times (1/4 of them), 2 tails 250 times (1/4 of them), and one of each 500 times (1/2 of them). Out of the 2,000 coin faces that show, you should expect to see very close to 1,000 heads (1/2 of them) and 1,000 tails (1/2 of them).


If you toss three coins 240 times how many times can you expect the coins to have three tails showing?

If we toss three coins 240 times, how many times can we expect the coins to have three tails showing?


How many ways can 10 pennies land?

Ten pennies lined up in a line can show the same number of heads/tails patternsas the highest binary number you can count to with ten bits.That's 1,024 .


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How do you find the mintmark on a 1955 Australian penny?

Australia struck pennies in 1955 at two locations - the Melbourne Mint and the Perth Mint. The Perth Mint pennies have a very small dot, to the right and in line with the base of the "Y" in "PENNY" on the reverse / tails side. The pennies struck at the Melbourne Mint do not have this dot.


What is the probability of tossing 4 pennies and landing on heads twice and tails twice?

4C2(1/2)4 = 6/16 = 3/8


If you flip 10 pennies all at the same time, what is the probability that exactly 3 will come up heads and 7 will come up tails?

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Although Tails was originally going to be a girl during character creation, Tails is a boy as Tails is referred to by other characters as a "he".Tails's real name is Miles Prower which is a male name. However he is voiced by a female voice actor