Question
Which of the following pairing denoting the mixture of
gases in air is NOT correct?Solution
Air is a homogeneous mixture  of the gaseous substances nitrogen, oxygen, and smaller amounts of other substances. Air is a mixture of different gasses like N2 (78%), O2(21%), argon (1%), carbon CO2 (0.03%), and water vapor .Â
If 14,   32,    x,   50,    -13,   86,Â
then, find the value of (10x + 5x – 20)?
...To find the Next number in the given series.
0 6 24 60 120 ?
...If  2,  7, 20,  x ,  110,  235,
Then,  7 x + 7√x = ?
In the question, three series I, II and III are given. Find the value of x, y and z to establish the correct relation among them and choose the correct...
Which of the following numbers will replace the question mark (?) in the given series?
69, 70, 74, 83, ?, 124
2,0, 9, 20, ‘?’, 714
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...
35.25 71 146 296 624 1376
...7Â Â Â Â Â Â Â Â Â Â Â 26Â Â Â Â Â Â Â Â Â Â Â Â Â Â 238Â Â Â Â Â Â Â Â Â Â Â Â Â Â 962Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 8522Â Â Â Â Â Â Â Â Â Â Â Â Â ...
4     8     12     48      ?     432
...
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