True, The sum of three numbers is 810, so the average is 270., The sum of five numbers is 5 525, so the average is 1 105., To find the average, you divide the total by the number of items., False, If the sum of four numbers is 4 928, the average is 1 105., We can use the structure: "The average of these numbers are 180", In the calculation 90 + 30 + 24 = 144, 144 is called the average.

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