Question
100 Â Â Â 10Â Â Â 2 Â Â Â Â ? Â Â Â Â 0.24Â Â Â
 0.12 What will come in the place of question mark (?) in the following number series?Solution
100 × (10/100) = 10 10 × (20/100) = 2 2 × (30/100) = 0.6 0.6 × (40/100) = 0.24 0.24 × (50/100) = 0.12
- Find the wrong number in the given number series.
25, 36, 29, 40, 33, 50 154Â Â Â Â 165Â Â Â Â 143Â Â Â Â 175Â Â Â Â Â 132Â Â Â Â Â 187
...5000, 4500, 3600, 2480, 1512, 756Â Â Â
Find the wrong number in the given number series,
125, 150, 250, 475, 875, 1500
- Find the wrong number in the given number series.
5, 8, 12, 19, 27, 39 768Â Â Â 2304Â Â Â 288Â Â Â 864Â Â Â 106Â Â Â 324
Find the wrong number in the given number series.
5, 6, 14, 45, 188, 925
120, 240, 80, 320, 60, 384
21 32 54 86 131 186
... 7    12     33    126    635  Â