Average of 31, 42, 66, 73 and X is 60. What is the value of ‘X’?
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Answer:
x=88
Step-by-step explanation:
average= sum of total frequencies/no.of total frequencies
60= 31+42+66+73+x /5
60×5= 212+x
300= 212+x
300-212= x
x=88
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