Question

The probability of getting an even number if a card is drawn from a box containing 12

identical cards numbered 1, 2, 3, ......,12 is

a. 1⁄2

b. 1⁄5

c. 2⁄5

d. None of above

6. Which of these numbers cannot be a probability?

a) -0.00001

b) 0.5

c) 1.001

d) 0

e) 1

f) 20%

7. If two dice are rolled, there is ________________________.

a) one in two chance of rolling a pair

b) one in six chance of rolling a pair

c) one in eight chance of rolling a pair

d) none of the above

8. A die (A small cube with 1 to 6 spots on the six faces; used in Ludo game: its’ singular of dice)

is rolled, find the probability that an even number is obtained.

SECTION-B (OPTIONAL)

Extra practice questions

9. A coin is tossed 125 times and head is obtained 64 times. Now, if a coin is tossed at random,

what is the probability of getting a head?

10. A coin is tossed 200 times and tails obtained 128 times. Now, if a coin is tossed at random,

what is the probability of getting a tail?

11. In 60 throws of a dice, 6 is obtained 24 times. Now, in a random throw of a dice, what is the

probability of getting 6?

12. In 100 throws of a dice, 5 is obtained 42 times. In a random throw of a dice, what is the

probability of getting 5?​

Answer 1

Answer:

5 ans. d

6 ans.a

7 ans.b

8 ans. 1/2

Answer 2

Answer:

a) favourable outcomes - 2,4,6,8,10,12

number of favourable outcomes - 6

probability - 6/12 = 1/2

and - 1/2