Impossible Event

Q.

Find the probability of getting the number 9 in a throw of a die

Q. A card is drawn at random from a pack of 52 cards. Find the probability that the card was drawn is:
(i) A black king
(ii) Either a black card or a king
(iii) A jack, a queen or a king.

Q.

Sneha rolls a die. What is the probability of getting a number less than 7?

1. 0.3

2. 0.5

3. 1

4. 0.7

Q.

The game of “chuck-a-luck” is played at carnivals in some parts of Europe. Its rules are as follows: You pick a number from $1\mathrm{to}6$ and the operator rolls three dice. If the number you picked comes up an all the three dice, the operator pays you $₹3$, if it comes up on two dice, you are paid $₹2$; and if it comes on just one die, you are paid $₹1$. Only if the number you picked does not come up at all, you pay the operator $₹1$. The probability that you will win money playing in this game is :

1. $0.52$

2. $0.753$

3. $0.42$

4. None of these.

Q. Two dice are rolled, the probability that the sum on their faces is equal to 1 is

1. $\frac{1}{6}$
2. $\frac{1}{36}$
3. $\frac{1}{2}$
4. $0$

Q.

The probability to be a year younger next year is ___.

1. $\frac{1}{2}$

2. $\frac{1}{4}$

3. $1$

4. $0$

Q.

Question 42

When a die is rolled, the six possible outcomes are ___.

Q.

Simplify and express as positive indices

(125^-3/y^6)^-1/3

Q.

give 5 probability which have following probabilites:

(i)probability between 1/2 and 1 (ii)probability between 0 and 1/2. (iii)probability of 0 (iv) probability of 1/2 (v)probability of 1

Q. The probability that it will rain tomorrow is 0.85. What is the probability that it will not rain tomorrow?

Q. When a die is rolled, any number from 1 to 5 can show up.

1. False
2. True