Given scores of 88,92, what should the next score be in order to attain an average score of 90?
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Given 2 scores of 88, 92, what should be score number 3 in order to attain an average score of 90?
Setup Average Equation:
Average =
Sum of our 2 numbers + unknown score of x
Total Numbers
90 =
88 + 92 + x
3
Cross Multiply
88 + 92 + x = 90 x 3 x + 180 = 270
Subtract 180 from both sides of the equation to isolate x:
x + 180 - 180 = 270 - 180
x = 90
You have 2 free calculationss remaining
What is the Answer?
x = 90
How does the Missing Average Calculator work?
Free Missing Average Calculator - Given a set of scores and an average, this calculates the next score necessary to attain that average This calculator has 2 inputs.
What 1 formula is used for the Missing Average Calculator?
Average = (your Sum of all numbers + unknown score of x)/Total Numbers
What 3 concepts are covered in the Missing Average Calculator?
average
A number expressing the central value of a set Sum of Values/n
missing average
A score or rank required to reach a certain average
number
an arithmetical value, expressed by a word, symbol, or figure, representing a particular quantity and used in counting and making calculations and for showing order in a series or for identification. A quantity or amount.
Example calculations for the Missing Average Calculator