Sunil purchase a microwave for rupees 5900 including 18% GST find the price of the microwave before GST was added

An article was purchased for Rs1239 including GST of 18%. Find the price of the article before GST was added?

I purchased a hair-dryer for Rs 5,400 including 8% VAT.Find the price before VAT was added.

" Salim bought an article for 784 which included GST the price of the article before GST was added?

Samir purchased a pair of shoes for Rs. 1,344 including GST. If the sale price of the shoes os Rs. 1,200, then the rate of GST is

Malti bought a TV for Rs. 8,800 including GST at 10%. What is the original cost of the TV ?

Saraswati Collage purchase a computer for their lab. The discount of 10% was given on the printed price of computer. Rate of GST charged was 18% . Purchase price for computer is Rs. 47.790 . Find the printed price of computer.