Ask Question
17 January, 14:41

The average of six numbers is 4. a seventh number is added and the new average is 5. what is the seventh number?

+2
Answers (1)
  1. 17 January, 16:22
    0
    The average of 6 numbers is 4 ...

    t/6 = 4 ... t = 24 (the total of the 6 numbers)

    (24 + x) / 7 = 5

    24 + x = 35

    x = 35 - 24

    x = 11 < = = ur 7th number
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “The average of six numbers is 4. a seventh number is added and the new average is 5. what is the seventh number? ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers