Question

There are $2$ aces in each of the given set of cards placed face down. From which set are you certain to pick the two aces in the first go?

• A.
• B.
• C.
• D.

Answer 1

The correct option is C

Determine the correct option,

1. Probability is a measure of the likelihood of an event to occur.
2. The probability of all the events in a sample space adds up to $1$.

Explanation for correct answer:

Option (c):

In option (c), two cards are placed face down in essence, probability of picking up $2$ aces in this is certain.

Thus, option (c) is the correct answer.

Explanation for incorrect answers:

Option (a):

Option (b):

Option (d):

In option (a), (b) and (d) have more than two cards and if there is more than two cards then you can pick any aces and any number of cards.

Thus, option (a), (b) and (d) are incorrect answers.

Hence, option (c) is the correct answer.