Question

Aflati doua numere rationale care au suma 27 si raportul 4 supra 5

Answer 1

a + b = 24
a/b = 4/5
a = 4b/5
4b/5 + b = 24
4b + 5b = 120
9b = 120
b = 120 : 9
b = 13,33
a = 24 - 13,33
a = 10,67