What are head and tail in stearate ion ? 

A coin is tossed three times. The probability of getting head and tail alternately, is

If three coins are tossed simultaneously, find the probability of getting: (i) two heads (ii) one head and two tails (iii) at least one head

A phospholipid molecule has a head and two tails. The tails are found :

A phospholipid molecule has a head and two tails. The tails are found :

Three coins are tossed together. Find the probability of getting: (i) exactly two heads (ii) at most two heads (iii) at least one head and one tail. (iv) no tails

Three coins are tossed together. Find the probability of getting: (i)exactly two heads (ii) at least two heads (iii) at least one head and one tail (iv) no tails

Two unbiased coins are tossed simultaneously. Find the probability of getting (i) two head (ii) one head one tail (iii) at least one head (iv) at most one head (v) no head

Find the number of ways of getting 2 heads and 4 tails in 6 throws of a coin.

Find the probability of getting one head and one tail in one toss of two coins.

Two unbiased coins are tossed simultaneously. Find the probability of getting (i)two head (ii) one head (iii)one tail (iv) at least one head (v)at most one head (vi) no head