Some are just simple counting problems, such as figuring out how many requests it serves a day, how many searches it serves a day, what the average time it takes to process those transactions is, etc.

有些只是简单的计数问题，如计算出有多少请求它的服务，每天有多少搜索服务等等。

youdao

It shows simple counting-and-addition problems illustrated with strawberries, bananas, grapes and oranges.

WSJ: Best of the Web Today: The Other Obesity Problem