Question
Which among the following is measured by Dobson unit
?Solution
Dobson is the most common unit for measuring ozone concentration. One Dobson unit is the number of molecules of ozone that would be required to create a layer of pure ozone 0.01 millimetres thick at a temperature of 0 degree Celsius and pressure of 1 atmosphere.Â
If  3  12  108  x   43200
Then, 47% of (x + 72)= ?
6 , 21, 116, ?, 4674, 33593
A series is 4, 5, 17, 88, 620, 5585
If another series a, b, 23, d, e, f follows the same pattern as the given number series, then find the approx...
14, 7.5, 8.5, 14.25, 30.5, ?
2 3 4 15 56 ?
...14Â Â Â Â Â 15Â Â Â Â Â Â Â 32Â Â Â Â Â Â 99Â Â Â Â Â Â 400Â Â Â Â Â Â ?
...12, 23, 68, 271, 1354, ?
11     28    47    70     ?      130
...7Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 26Â Â Â Â Â Â Â Â Â Â Â 63Â Â Â Â Â Â Â Â Â Â Â 126Â Â Â Â Â Â Â Â Â Â 215Â Â Â Â Â Â 342
...30    32    67    206    ?     4166