Question

Aflati doua numere care au raportul 0,5 si suma 75

Answer 1

a/b = 1/2 =>b = 2a

a + b = 75

a + 2a = 75

3a = 75

a = 25

b = 50

Answer 2

a+b = 75 ; a/b = 1/2 ; b = 2a ; inlocuim b

a+2a = 75 ; 3a = 75 ; a = 75/3 = 25 ;

b = 2*25 = 50 ;