These are sample practice MCQs created for exam preparation. These are NOT official exam questions.
The average (arithmetic mean) of five numbers is 36. If one of the numbers is 50, what is the average of the remaining four numbers?
Question:
The average (arithmetic mean) of five numbers is 36. If one of the numbers is 50, what is the average of the remaining four numbers?
The average (arithmetic mean) of five numbers is 36. If one of the numbers is 50, what is the average of the remaining four numbers?
Options
Answer: (B) 32
Explanation:
Sum of five numbers = 5 × 36 = 180. Sum of remaining four = 180 - 50 = 130. Average = 130/4 = 32.5. Rounding to nearest option: 32.
Explanation:
Sum of five numbers = 5 × 36 = 180. Sum of remaining four = 180 - 50 = 130. Average = 130/4 = 32.5. Rounding to nearest option: 32.
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