Which equation best represents the revenue for selling n raffle tickets at $3.50 each?

r = n + 3.5
r + n = 3.5
r = 3.5n
r = 3.5/n

Question

Which equation best represents the revenue for selling n raffle tickets at $3.50 each?

r = n + 3.5
r + n = 3.5
r = 3.5n
r = 3.5/n

nincompoop · Answer

you multiply the price by the number of tickets sold to obtain revenue

nincompoop · Answer

define P = 3.5
define N = number of tickets sold

R = P * N

where R is defined as revenue

anonymous · Answer

So C ?

nincompoop · Answer

is it?

anonymous · Answer

Yeah, I think.

anonymous · Answer

Am I wrong?

nincompoop · Answer

3A typically means A+A+A or 3*A 

100B means B + B + B ...... until you add the 100th B or in short 100 * B  

so if we are talking about 3.5N that would mean 3.5 * N (and whatever may the value of N will be)

nincompoop · Answer

remember that those letters are just placeholders