FC-CBSE-10-M-C14

The probability of drawing a black card from a pack of 52 playing cards is ____

• @@rac{1}{2}@@

• @@rac{1}{4}@@

• @@rac{3}{4}@@

• @@rac{1}{3}@@

What is the correct option -

• a) @@P(A)=-\frac{2}{5}@@

• b) @@P(A)=\ \frac{2}{5}@@

• c) @@P\left(A\right)=\frac{5}{2}@@

• d) @@P(A)=0.5@@

The probability of an event is always greater than or equal to ..........

• @@0@@

• @@-1@@

• @@1@@

• @@0.5@@

The sum of the probabilities of all the elementary events of an experiment is 1

• True

• False

• Sometimes

• Depends on the experiment

The probability of obtaining a prime number when a fair die is rolled once is ...............

• @@rac{1}{3}@@

• @@rac{1}{2}@@

• @@rac{1}{4}@@

• @@rac{2}{3}@@

A bag contains 5 red, 3 green, and 2 blue balls. If a ball is picked randomly, the probability of drawing a red ball is ______.

• @@rac{1}{2}@@

• @@rac{1}{3}@@

• @@rac{1}{5}@@

• @@rac{2}{5}@@

The probability of obtaining a multiple of 3 when a die is rolled once is @@\frac{1}{3}@@

• True

• False

• @@\frac{1}{2}@@

• @@\frac{1}{6}@@

An event having only one outcome of the experiment is called an elementary event.

• True

• False

• Dependent event

• Independent event

Probability of an impossible event is 0.

• True

• False

• Sometimes

• Depends on the context

The probability of getting an even number on rolling a die .............

• @@rac{1}{2}@@

• @@rac{1}{3}@@

• @@rac{2}{3}@@

• @@rac{1}{6}@@