201 - immigrant
221 - indigenous
Add 10 to indigenous and subtract 10 from immigrant.
Answer:
119 hotdogs
Step-by-step explanation:
Let 7x = no. of hotdogs
then 3x = no. of hamburgers
3x = 51
x = 17
7(17) = 119 hotdogs
(7 in)^3 = (7^3) in^3 = 343 in^3