A person can kill a bird with probability $3/4$. He tries $5$ times. What is the probability that he may not kill the bird
$\frac{{243}}{{1024}}$
$\frac{{781}}{{1024}}$
$\frac{1}{{1024}}$
$\frac{{1023}}{{1024}}$
The probability of getting at least one tail in $4$ throws of a coin is
One die of red colour, one of white colour and one of blue colour are placed in a bag. One die is selected at random and rolled, its colour and the number on its uppermost face is noted. Describe the sample space.
One card is drawn from a well shuffled deck of $52$ cards. If each outcome is equally likely, calculate the probability that the card will be not a black card.
The chance of India winning toss is $3/4$. If it wins the toss, then its chance of victory is $4/5$ otherwise it is only $1/2$. Then chance of India's victory is
A dice is thrown twice. The probability of getting $4, 5$ or $6$ in the first throw and $1, 2, 3$ or $4$ in the second throw is