Answer:
<em>Each friend will get 1/10 of the sandwich</em>
Step-by-step explanation:
<em>1/2/5/1</em>
<em>= (1/2) (1/5)</em>
<em>=(1) (1) (2) (5)</em>
<em>= 1/10</em>
<em>(Decimal: 0.1)</em>
D