No you cannot because the clothes alone with sales tax are $148.50, and you would need 20 more dollars plus 5 dollars for a meal for yourself if you wanted one.
It is an inverse relationship.
There is enough food for 156*125=19500 person-days.
If the food can last (125+70)=195 days, there are
19500 person-days / (195 days)
= 100 persons
