List of top Quantitative Ability and Data Interpretation Questions on Arithmetic and Geometric Progressions

Based on the given pattern find the next term of the given series: 5, 6, 16, 57, 244, 1245, ?

In a school, the number of students in each class, from Class I to X, in that order, are in an arithmetic progression. The total number of students from Class I to V is twice the total number of students from Class VI to X.
If the total number of students from Class I to IV is 462, how many students are there in Class VI?