Saved Bookmarks
| 1. |
Which term of the AP 3,10,17..... will be 84 more than its 13th term? |
|
Answer» Given that a = 3 , d = 7 A13 = 3 + 12*7A13= 87Now 87+84 = 171171 = 3 + (n-1)7168 = 7n - 7175 = 7nn = 25Ans = 25th 25th term is the answer |
|