If the average of 5 numbers is 30, what is the sum of the numbers?

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Question: If the average of 5 numbers is 30, what is the sum of the numbers?

Options:

Correct Answer: 120

Solution:

Sum of the numbers = Average * Number of items = 30 * 5 = 150.

If the average of 5 numbers is 30, what is the sum of the numbers?

If the average of 5 numbers is 30, what is the sum of the numbers?

Step 1: Understand that the average of a set of numbers is calculated by dividing the sum of those numbers by the total number of items.
Step 2: In this case, we know the average is 30 and there are 5 numbers.
Step 3: To find the sum of the numbers, we can use the formula: Sum = Average * Number of items.
Step 4: Substitute the values into the formula: Sum = 30 * 5.
Step 5: Calculate the result: 30 * 5 = 150.
Step 6: Therefore, the sum of the 5 numbers is 150.

Average Calculation – Understanding that the average is the sum of numbers divided by the count of numbers.
Multiplication – Applying multiplication to find the total sum from the average and the number of items.