72/8 +3*4 - 105 /5
= 9 + 12 - 21
= 21 -21
= 0
Answer: $244.55
A = $250 ; r=0.002 t= 11 [From 2007 to 2018 , t=2018-2007]
When it doesn’t look like a U anymore and is upside down
Looking at an equation than when x is negative
The mean - add all the numbers (data) divided by the amount. 4+3+1+1+2+4+1 =16 16/7 = 2.28
The median - the middle number.
The mode - the most common number.