At a hot dog stand, they serve hamburgers and hot dogs at a ratio of 3 to 2. Based on this ratio, how many hamburgers will be served if there are a total of 80 hot dogs
served?

120

Step-by-step explanation:

3:2

set it up as a proportion

3/2 = x/80

cross multiply

240=2x

120=x

so 120 hamburgers

= 5

step-by-step explanation:

to find the 15th term substitute n = 15 into the nth term formula

= (- 3 × 15 ) + 50 = - 45 + 50 = 5