Answer: C
A : B = 4 : 5 = 8 : 10 C : A = 7 : 8, or A : C = 8 : 7 So, A : B : C = 8 : 10 : 7 Or, A : B : C = \(\frac{8}{25} : \frac{10}{25} : \frac{7}{25}\) \(\therefore\) A will receive = ₹4000 × \(\frac{8}{25}\) = ₹1280
A : B = 4 : 5 = 8 : 10 C : A = 7 : 8, or A : C = 8 : 7 So, A : B : C = 8 : 10 : 7 Or, A : B : C = \(\frac{8}{25} : \frac{10}{25} : \frac{7}{25}\) \(\therefore\) A will receive = ₹4000 × \(\frac{8}{25}\) = ₹1280