Question

The mean of five numbers is 20. three of the numbers are 18, 22 and 27. the other two numbers are prime numbers. what are the other two numbers?

Answer 1

Answer:

31 and 2 are the other two prime numbers.

Step-by-step explanation:

total possible sum is 100 (20×5)

100-18-22-27 =33

apart from 2, there is no other prime no. which will add to other prime no. to give result as odd no.

so, 31 and 2