When n coins are tossed the prob.of getting 3 heads is equal to prob ,of getting 6 heads the n=

15 coins are tossed , the probability of getting heads will be

A unbaised coin is tossed n times. If the probability of getting 5 heads is equal to the probability of getting 6 heads then probability of getting 3 heads is

If 3 coins were tossed , then probability of getting 2 heads is

A fair coin is tossed fixed times. The probability of getting 7 heads is equal to probability of getting 9 heads. Then find the probability of getting 2 heads

A fair coin is tossed n times. If the probability of getting 7 heads is equal to the probability of getting 9 heads,then the value of n will be

A fair coin is tossed a fixed number of xx.If the probability of getting 7 heads is equal to that of getting 9 heads,then probability of getting 3 heads is

An unbiased coin is tossed is tossed a fixed number of times. If the probability of getting 4 heads equals the probability of getting 7 heads, then the probability of getting 2 heads , is

A fair coin is tossed a fixed number of times. If the probability of getting seven heads is equal to that of getting nine heads, the probability of getting two heads, is

Find the probability of getting head in a toss of one coin: