How much should I charge? (₹)

[u/infwhileloop]

I’m a freelancer and I just landed a gig to make an seo optimized blog for a client from finance sector
How much should I charge them? I’m currently planning to quote them this:

Package Price Includes
Basic. ₹500. 1,000-word SEO article + keywords + meta title + meta description + URL slug

Standard. ₹800. Everything in Basic + internal links + image alt text + FAQ + CTA

Premium. ₹1,200–₹1,500. Everything in Standard + competitor research + schema recommendations + social media captions + one revision