Answer:
96 egg salad sandwiches.
Step-by-step explanation:
If 20% of the total sandwiches are tuna, and 40% is ham, then that is 60% of the total sandwiches. That mean's 40% are egg salad sandwiches. 40% of 240 is 24+24+24+24 (10% + 10% + 10% +10%), which equals your answer, 96.