Maria, an experienced shipping clerk, can fill a certain order in 9 hours. Bill, a

new clerk, needs 10 hours to do the same job. Working together, how long will it

take them to fill the order?

The academic affairs council is the highest expert body processing academic affairs, as stipulated by the university statutes. specialist aaro häkkinen (educational policy) took part in the council’s meeting. the agenda of the meeting included bachelors’ feedback, the timing of pedagogical studies, the grant system for tuition fees, the standardisation of administrative practices for internships and the situation of foreign-language and multilingual master’s programmes.

The variables should add up to equal 1