A and B started a business together by investing Rs.10,400/- and Rs.14,300/- respectively. After 4 months C joined them with an amount of Rs.9,100/-. If they earned on annual profit of Rs.11360 What is the C's share of profit?

A) 2,520/-

B) 2,240/-

C) 2,660/-

D) 2,100/-

E) 2,380/-

Correct answer:
B) 2,240/-

Description for Correct answer:
A : B : C = \( 10400 \times 12 : 14300 \times 12 : 9100 \times 8 \)

\( = 1248 : 1716 : 728 = 312 : 429 : 182 \)

\( = 11360 \times \frac{182}{ \left(312+429+182\right) } \)

\( = Rs.2,240/- \)


Please provide the error details in above question