The cost of the product (in rupees) after adding 10% sales tax on ₹400 is .
The cost of the product in rupees after adding 10% sales tax on Rs 400 is ___ .
What will be the cost of the product in rupees after adding 10% sales tax on Rs 400? ___
What will be the cost of the product in ₹ after adding 10% sales tax on ₹ 400? ___