the answer is 125
the answer is 125 because accourding to the sequence it increases by 5 every time so if you go on untill it reaches 27 you get 125 or you could do 5x25 and again you would get 125.
hope i could help :)
T₁ = 1ₓ5 = 5
T₂ = 2ₓ5 = 10
...............
Tₓ = xₓ5
T₂₅ = 25ₓ5 = 125
