Cart Continue shopping “OPSC OAS Prelims Exam Solved Question Paper e-Book” has been added to your cart. Product Price Quantity Subtotal × OPSC OAS Mains Geography Optional Solved Paper (e-Book) ₹145.00 OPSC OAS Mains Geography Optional Solved Paper (e-Book) quantity ₹145.00 × OPSC OAS Prelims Exam Solved Question Paper e-Book ₹145.00 OPSC OAS Prelims Exam Solved Question Paper e-Book quantity ₹145.00 Coupon: Apply coupon Update cart Cart totals Subtotal ₹290.00 Total ₹290.00 Proceed to checkout