235-(-12)=247; his elevation changed by 247 m.
At hhisnsisusbusbyssbbsbsbsbsbsvsjisjdbbxixidbbiajabs bc xhhdbbzusjsbjzjdb
One quarter (25%) of the data is in any quartile. That is the meaning of the term "quartile."
25% of data is in quartile 1
The perfect square 
can be expanded as follows:
So, we have to think of the term 
as 
, which implies 
.
Thus, we have to add 
, i.e. 16, to complete the perfect square:
Answer:
B
Step-by-step explanation:
3x4 is 12 and 12x6 is 72
