What rule is the sequence 50, 40, 30, using? a)start with 50 and then add 10 repeatedly b)start with 50 and then add -10 repeatedly c)start with 20 and then add 10 repeatedly d)start with 50 and then add multiples of 10 repeatedly

50, 40, 30, 20..:
The rule is -10

So the answer would be B.
50 -10 = 40 -10 = 30 -10 = 20 ...

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.