200+ calories for the cake and 200+ calories for the two cookies. You're consuming close to 500 calories with just those three items and you are doing so in a time of day when metabolism slows down. So unless you're very athletic and active during the day you will gain weight.
SEO - Abbreviation of Search Engine Optimization. SEO further divide into the two parts online and offline. SEO is the best way to improve the site ranking in the Google.