the same information but diff question?

Question

3 of ninas friends eac donated %.50 per mi. that nina and her husband walked. Which of teh followin expressions gives the total amount of money donated by ninas 3 friends
a 3*$.540
b46*.50
c3(46*.50)
d46*.50/3
e(3+.50)46

Answer 1

C) 3(46*.50)

Answer 2

that question makes no sense.
3 freiends dontatied %.50 per mi. that both nina and her husband walked. .5 percent of what? how many miles did they walk? did they both walk the same distance?

Answer 3

c