On Apr 1, Sunstone Enterprises sold goods on account for $8,000 with terms of the sale as 4/10, n/60. Payment of $6,000 of this amount was received on 4/7. Payment of the remaining balance was made on 7/15. 1. How much cash did Sunstone Enterprises collect from this $8,000 account? 2. Using the gross method, what journal entries would Sierra need to make on 4/7 and on 7/15