Respuesta :

800 is 100% and you want to increase by 40%
Add together
100% + 40% = 140%
140% expressed as a decimal
140/100 = 1.4
Multiply 800 by the multiplier
800 x 1.4 = 1120
susini
800 = 100%
x = 140%
100x = 800*140
100x = 112000
x = 112000/100
x = 1120