Answer :
Here, Just substitute the value of n,
n(1) = 10 . 5(1) = 10 . 5 = 50
n(2) = 10 . 5(2) = 10 . 10 = 100
n(3) = 10 . 5(3) = 10 . 15 = 150
n(4) = 10 . 5(4) = 10 . 20 = 200
In short, Your Terms would be 50, 100, 150, 200
Hope this helps!
n(1) = 10 . 5(1) = 10 . 5 = 50
n(2) = 10 . 5(2) = 10 . 10 = 100
n(3) = 10 . 5(3) = 10 . 15 = 150
n(4) = 10 . 5(4) = 10 . 20 = 200
In short, Your Terms would be 50, 100, 150, 200
Hope this helps!