Question

Scaling up a 4-inch by 6-inch image by 50% results in which of the following image sizes?

Answer 1

50% or 1/2 of 4 is 2
50% or 1/2 of 6 is 3

so add them to the repsective number since its going up by 50% or 2 in by 3 in \[\frac{ 6 }{ 9}\]

Answer 2

thanks now i get it