GATE ME 2022 Set 2 — Question 7
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General Aptitude → Quantitative Aptitude → Elementary Statistics & Probability
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Question
For the past days, the average daily production at a company was 100 units per day. If today’s production of 180 units changes the average to 110 units per day, what is the value of ?
Correct answer
(C) 7
Solution
Let the total production for the past days be .
Given that the average daily production for days is 100 units:Today's production is 180 units. The total production for days becomes:The new average for days is given as 110 units:Thus, the value of is 7.
Given that the average daily production for days is 100 units:Today's production is 180 units. The total production for days becomes:The new average for days is given as 110 units:Thus, the value of is 7.
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