To raise funds, the English Club is selling poetry cards and bouquets of flowers for Mother’s Day. The club obtains the cards at a cost of $2 each and the bouquets at a cost of $3.50 each. They will sell the cards for $6 and the bouquets for $8. The club will spend $360 from their account, and their expected revenue is $900. How many cards and bouquets can be obtained and sold?