195.55 x .06 (the tax)=11.73 now that is how much tax is so you add it to your total 195.55+11.73=207.28 now find the total for the tip 207.28x.20=41.46 that is how much 20% of the bill so add that to the total 207.28+41.46=248.74
I'm not sure for my answer 'cuz I just learned this but i think its A because even though the size changes, the corresponding angle measure are the same and the corresponding sides are proportional.
