“∑n2 = n(n+1)(2n+1)/6” has been added to your cart. Continue shopping Product Price Quantity Subtotal Water Booster Model Rocketry Kit ₹3,500.00 Water Booster Model Rocketry Kit quantity ₹3,500.00 ∑n2 = n(n+1)(2n+1)/6 ₹420.00 ∑n2 = n(n+1)(2n+1)/6 quantity ₹420.00 Coupon: Cart Totals Subtotal ₹3,920.00 9% CGST ₹352.80 9% SGST ₹352.80 Total ₹4,626.00 Continue Shopping Checkout