What is the multiplicative rate of change for the exponential function graphed to the left?

Which one is true about the hexagons ?

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60