The average of five different natural numbers is 4. If the different between the largest and smallest of these numbers is as large as possible, what is the average of the other three numbers?

The average of five different natural numbers is 4. If the different between the largest and smallest of these numbers is as large as possible, what is the average of the other three numbers?

The average of five different natural numbers is 4. If the different between the largest and smallest of these numbers is as large as possible, what is the average of the other three numbers?

Question 9:

The average of five different natural numbers is 4. If the different between the largest and smallest of these numbers is as large as possible, what is the average of the other three numbers?

the average of five consecutive even numbers is 40 the average of the smallest and largest of these numbers is

36; 42; 40; 38

Given five numbers, the average of two numbers is 17 and the average of the other three numbers is 12. The average of all these numbers is… 

The average of three numbers is 42. All three are whole positive number and are different from each other. 
If the least number is 20, what could be the greatest possible number of the remaining two numbers? 

The average of three numbers is 42. All three are whole positive number and are different from each other.
If the least number is 20, what could be the greatest possible number of the remaining two numbers?
Answer: ......

Using each of the digits 3, 4, 5 and 6 exactly once to form two 2 - digit numbers. What is the difference between the largest possible product and the smallest possible product of two such numbers?