List of top Quantitative Ability Questions on Series

The sum of the first 24 terms of an AP is \(\frac{12504}{25}\) and the sum of the next 24 terms is \(\frac{17112}{25}\). What is the \(3^{\text{rd}}\) term?

Which term of the following series is 17.25?
\(-0.25, 0.25, 0.75, \dots\)

If in a GP, the sum of the first 18 terms is equal to the sum of first 22 terms and the sum of the first 19 terms is 65, then what will be the sum of first 4 terms? (Note: \( i=\sqrt{-1} \))