Question

Dada la siguiente serie de razones iguales: A/2=B/3=C/5=D/7 Y A+B+C=70 HALLAR D

Answer 1

Respuesta:

49

Explicación paso a paso:

A/2 = B/3 = C/5 = D/7

A/2 = D/7

A = 2D/7

B/3 = D/7

B = 3D/7

C/5 = D/7

C = 5D/7

2D/7 + 3D/7 + 5D/7 = 70

10D/7 = 70

D/7 = 7

D = 49