Question
What is a two-digit number? Â I. The difference between
the two digit is 5.  II. First digit is smaller than the second digit. Each of the questions below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and give answer –Solution
From I, x – y = 5 From II, x  < y Even from both the statements we cannot get the answer.
 5, 6, 14, 45, 184, ? Â
51, 60, 78, ?, 141, 186
96 48 24 ? 6 3
...Find the missing number in the given number series.
?, 6, 30, 210, 1890, 18900
33, ?, 66, 82.5, 99, 115.5
If series II follows the same sequence pattern as series I shown below, determine the value of 'p'.
Series I: 40, 25, 30, 50, 105, 267.5
<...98, 122, 182, 278, 410, ?
64, 80, 120, 210, ?, 945
What will come in place of the question mark (?) in the following series?
20, ?, 30, 60, 150, 450
Find the missing number in the given number series.
5, 9, 18, 34, 59, ?