Wip calculation

Rajesh (Student CMA) (30 Points)

05 October 2016  

Dear Sir,

I am new to this construction co. I want to find the work in progress from the given data ; 

Opening WIP 49,14,088

Purchases 65,15,920

Sales  1,34,39,688

Direct Exp 36,00,806

GP to add 11.50% 

How to find the closing WIP . What will be the WIP for given instance.

Please Help