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Sum them : 340
Count them: 4 numbers
Divide sum by number of numbers = 340/4 = 85.
Alternatively, in this case, you may notice that the numbers are evenly spaced. The middle two numbers are 80 and 90 so halfway between then will be the overall mean. This only works for the arithmetic mean of evenly spaced numbers.
What else can I help you with?
What is the average of 88 70 82 80 100 70 80 80?
81.25
What is the average score if 70 90 60 100 and 80 score on spelling tests?
To find the average score, add all the scores together: 70 + 90 + 60 + 100 + 80 = 400. Then, divide the total by the number of scores, which is 5. So, 400 ÷ 5 = 80. Therefore, the average score is 80.
How do you write 70 percent of 80 as a ratio?
70% of 80 = 80*70/100 = 56/100 or 14/25
What is the mean of 70 80 84 90 92 100?
The mean, or average is 86
What is 80 minus 70 percent?
80 - 70% = 80 x (1 - (70/100)) = 24
What is the average of 88 70 82 80 100 70 80 80?
81.25
What is the average score if 70 90 60 100 and 80 score on spelling tests?
To find the average score, add all the scores together: 70 + 90 + 60 + 100 + 80 = 400. Then, divide the total by the number of scores, which is 5. So, 400 ÷ 5 = 80. Therefore, the average score is 80.
How do you find the average for 50 60 70 80 90 100?
Add all of the numbers together (find the sum of the set) 50 + 60 + 70 + 80 + 90 + 100 = 450. Then divide the sum by the amount of numbers in the set (6); 450 / 6 = 75.
How do you write 70 percent of 80 as a ratio?
70% of 80 = 80*70/100 = 56/100 or 14/25
Average for 60 70 80 110?
The average is 80.
What is 70 out of 80 as a percentage?
% rate:= 70/80 * 100%= 0.875 * 100%= 87.5%
What is the mean of 70 80 84 90 92 100?
The mean, or average is 86
What is the answer if you have 70 and 30 in a triangle but you need to find out how much the other angle is?
180 degrees in a triangle 180-70-30 = 80 The other angle is 80 degrees
What is 80 minus 70 percent?
80 - 70% = 80 x (1 - (70/100)) = 24
What percent of 80 is 56?
56/80 x 100 = 70 Therefore, 56 is 70 percent of 80.
What number is halfway between 60 and 100?
80 It is 20 more than 60 and 20 less than 100 To find a halfway point (which is also the average), add the numbers together and divide by 2.60 70 *80* 90 100As you can see, the answer is 80.
What is the range of these numbers 90 80 110 90 120 130 100 110 160 80 100 70 80?
70 80 80 80 90 90 100 100 110 110 120 130 160Range = 160 - 70 = 90
