The probability of getting two heads when three balanced coins are tossed is ............

$80$ bulbs are selected at random from a lot and their lifetime (in $hrs$) is recorded in the form of a frequency table given below:

Lifetime (in hours)	$300$	$500$	$700$	$900$	$1100$
Frequency	$10$	$12$	$23$	$25$	$10$

One bulb is selected at random from the lot. The probability that its lifetime is $1150$ hours is:

The maximum value of the probability of any event is ...........

At a fair, $70$ boys, $80$ girls, $20$ men, and $30$ women have come. Find the probability that a person selected at random to be a prize winner is a woman.

The probability of scoring $70$ marks in a $100$ marks test is ...........

Out of $700$ women in an area,$280$ are employed. Find the probability that a randomly selected woman from those women is employed.