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2 + 3 + 5 = 10
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What is the arithmetic mean of the sum of the first five prime numbers and the sum of the cubes of the first three prime numbers?
The sum of the first five prime numbers is 28. The sum of the cubes of the first three prime numbers is 160. The average of 28 and 160 is 94.
What is the sum of the first three odd numbers?
The first three odd numbers are 1, 3, and 5. Their sum is 1 + 3 + 5 = 9.
What is the sum of the first three squared numbers?
I assume you mean the first three "counting" (ordinal) numbers, which are 1, 2, and 3. The sum is therefore 1 + 4 + 9 = 14.
What is the sum of the first three prime numbers that end with the digit 1?
83
How do you fing the average?
You add the numbers. Then you divide by the number of numbers (i.e., if you have three numbers, you divide the sum by 3).You add the numbers. Then you divide by the number of numbers (i.e., if you have three numbers, you divide the sum by 3).You add the numbers. Then you divide by the number of numbers (i.e., if you have three numbers, you divide the sum by 3).You add the numbers. Then you divide by the number of numbers (i.e., if you have three numbers, you divide the sum by 3).
