The weekly fee for staying at the Pleasant Lake

Campground is $20 per vehicle and $10 per person.

Last year, weekly fees were paid for v vehicles and

p persons. Which of the following expressions gives

the total amount, in dollars, collected for weekly fees

last year?

A20v + 10p
B20p + 10v
C10(v + p)
D30(v + p)
E10(v + p) + 20p