New Vistas Builders Limited undertook a contract on 1st January 1997 with an escalation clause. The clause provided that if material prices and wage rates increase by more than 10%, the contractor gets compensation for 60% of such rise in the cost of materials and 80% of such rise in wage rates beyond the 10% in each case. It is agreed that since the signing of the agreement till 31st December 1997, the material prices had gone up by 25% and wage rates by 30%. The value of work certified does not take into account the effect of the escalation clause. The following are the details relating to the contract for the year ended 31 12 1997.

Rs

Contact price

4,00,000

Material sent to site

78,800

Wages

1,26,500

Sundry expenses

8,000

Plant installed at site

20,000

Materials on hand

4,000

Work certified

2,40,000

Cash received in respect thereof

1,80,000

Work uncertified

6,000

Depreciation on plant at 10% p.a. Prepare contract account and show the profit to be taken to profit and loss account.