Respuesta :

Answer: Percentage increase: 12.5%

Step-by-step explanation: (EXAMPLE)  percentage increase/decrease = (Vnew - Vold) / Vold × 100%

Example #1

Price percentage increase from old value of $1000 to new value of $1200 is caluclated by:

percentage increase = ($1200 - $1000) / $1000 × 100%

= 0.2 × 100% = 20%

Answer:

12.5%

Step-by-step explanation:

1350 - 1200 / |1200| × 100% =

150 / 1200 × 100 = 12.5%