Explanation: Given, 5, 12, 23, 38 , x 21 ? 5 = 7 , 23 ? 12 = 11 = 7 + 4, 38 ? 23 = 15 = 11 + 4 x ? 38 = 15 + 4 => x ? 38 = 19 => x = 19 + 38 = 57
Total Questions: 15
Total Marks: 15
Total Questions: 25
Total Marks: 25
Total Questions: 20
Total Marks: 20
Total Questions: 100
Total Marks: 100
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