Ask Question
25 June, 13:51

Suma a trei numere este 30. Primul numar este de doua ori mai mare decat triplul celui de-al treilea numar si de doua ori mai mare decat al duilea numar. Care sunt numerele?

+2
Answers (1)
  1. 25 June, 14:38
    0
    a + b + c = 30;

    a = 6c;

    a = 2b;

    Then, c = a / 6 and b = a / 2;

    a / 6 + a / 2 + a = 30;

    a / 6 + 3a / 6 + 6a / 6 = 180 / 6;

    10a = 180;

    a = 18;

    b = 9;

    c = 3.

    Good luck!
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Suma a trei numere este 30. Primul numar este de doua ori mai mare decat triplul celui de-al treilea numar si de doua ori mai mare decat al ...” 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