Question

ois nel bookmarks school games & Others Which number is prime? 31 70 85 49 My Progress Copyright © 2021 by Curuculum Associates. All rights reserved. These materials, or any portion thereol, may not be reproduced or shared in any manner without express written consent of Curriculum Assos​

Answer 1

Answer: 31 is the only prime number here since its factors are 1 and itself

Step-by-step explanation: since 70 has the factors, 10, 7, 5, 2, etc, it cannot be classified as a prime number.

85 and 49 have more factors than 1 and itself so it cannot be classified as a prime number either