Determine the par of exchange between London and New York if £1 contained 61.635 grains of gold11/12 fine and $1 contained 25.8 grains of gold 9/10 fine

This trip the family will spend $117.96. the next trip they will spend $119.27. this is an increaseof $117.96 - $119.27| or an increase of $1.31.what is the percent of increase? round your answer to the nearest whole percent. type your answer into the space. the percent of increase is: resetsubmit