A specific model of computer servers are being sold by Company A for $$27,000$ each,

offering trade discounts of $7\%$ and $6\%$ and by Company B for $$35,800$ each, offering trade discount rates of $12\%$ and $3\%.$

a$.$ Which company offers the servers for a cheaper price?

A

B b$.$ What further trade discount rate must the company with the higher price provide to match the lower price?