From the following prepare contract account for three years 1984, 1985 and 1986.

1984 Rs 1985 Rs 1986 Rs Materials issued 1,10,000 1,20,000 80,000 Other charges 10,000 8,000 20,000 Wages 2,20,000 60,000 2,00,000 Machinery issued 50,000 – –

Value of machinery at the end of the year 45,000 40,000 36,000 Materials returned 1,000 500 –

Materials at site 3,000 4,000 2,000 Work uncertified 2,000 6,000 –

Work certified 4,00,000 10,00,000 12,00,000 The contract price was Rs 12,00,000. Cash received was 80% of work certified.