Respuesta :
Answer: 350% increase
divide 42 by 12
42 / 12 = 3.5
change 3.5 into a percentage
3.5 = 350%
Increased by 350%
1. 42 ➗ 12 = 3.5
2. 3.5(100) = 350
3. Increased by 350%
1. 42 ➗ 12 = 3.5
2. 3.5(100) = 350
3. Increased by 350%