Out of first 20 natural numbers, one number is selected at random. The probability that it is either an even number or a prime number is_____________?

A. 16/19

B. 2-Jan

C. 5-Apr

D. 17/20

Found an error? Read our corrections policy and submit a sourced correction below. You can also share a useful explanation in your own words.

Discuss the answer or suggest a sourced correction
Thank you for contributing.
Your comment was submitted and will appear after editorial review.

Your email is used only for moderation and is never displayed. Spam, copied material and fabricated endorsements are rejected.