The average of 7 numbers is 5. The average of the first 4 numbers is 4, and the average of the last 4 numbers is 6. What is the fourth number?
The average of 7 numbers is 5. The average of the first 4 numbers is 4, and the average of the last 4 numbers is 6. What is the fourth number?
From the SPCBL Assistant Manager (General) November 2026 – Preliminary (BSCS) exam, question 57 of 100.
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