If $P(\overline{D}) = \frac{6}{17}$,then $P(D) = \ldots$

The probability of getting a bad egg in a lot of $400$ eggs is $0.035$. The number of bad eggs in the lot is:

Two balanced dice are rolled simultaneously. Then,the probability that the sum of numbers on the dice is $7$ is ............

In a game,the entry fee is $Rs. 5$. The game consists of tossing a coin $3$ times. If one or two heads show,Sweta gets her entry fee back. If she throws $3$ heads,she receives double the entry fee. Otherwise,she will lose. For tossing a coin three times,find the probability that she:
$(i)$ loses the entry fee.
$(ii)$ gets double the entry fee.
$(iii)$ just gets her entry fee back.

An unbiased coin is tossed thrice. The probability of getting a tail all three times is ...........

$A$ circle with radius $7 \, cm$ is drawn at the centre of a rectangle $28 \, cm$ long and $22 \, cm$ broad. Find the probability that a ball hitting the rectangle hits the circle.