X Ltd. purchased a machine on 1st Jan for Rs. 2,40,000. Installation expenses were Rs. 20,000. Residual value after 5 years Rs. 10,000. On 1st July, expenses for repairs were incurred to the extent of Rs. 4,000. Depreciation is provided @ 10% p.a. under written down value method. Depreciation for 4th year will be: