Answer:
37.80
Step-by-step explanation:
divide 210 by 5 to find the cost of one person, 42 dollars. 10 percent of 42 is found by multiplying 42 to the decimal form of 10 percent, 0.1.
4.2 is the amount you need to subtract from 42 to get you 37.80. boom roasted. (dont hate me if I'm wrong plz)