A and B undertake a project worth ₹36,000. A alone can do the work in 25 days. They worked together for 5 days. For the next five days, B worked alone. After that, A substituted B and completed the remaining work in 5 days. The share of A in the earnings is:
1
₹14,400
2
₹21,400
3
₹14,600
4
₹21,600
5
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