Christian is 36 years old.
Answer:
20%
Step-by-step explanation:
To find the percent increase lets first find the increase.
36-30 = 6
Now divide the increase by the original amount
6/30 = 1/5 = 20%
Answer:
65
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
solve equation 180+92x= 250+78x