Answer:
25
Explanation:
The pattern is subtracting each term by 5, thats how we went from 45 to 40 and so on, you can check it like this;
45 - 5 = 40 - 5 = 35 - 5 = 30
Our next step would be to subtract 5 from 30 to find out the 5th term
30 - 5 = 25
Therefore the 5th term is 25