Answer: 93 3/5
Step-by-step explanation:
3/5 + 3/5 + 3/5 = 9/5
9/5 + 9/5 = 18/5 = 3 3/5
15 x 6 = 90
90 + 3 3/5 = 93 3/5
Let me know if this helped! :D