Question
Which country has highest air pollution among all
European Union (EU) countries?Solution
Poland has the highest air pollution levels among all European Union (EU) countries. As per report several Polish cities did not meet EU air purity standards. In many towns, the concentration of harmful particles in the air exceeded the standards several times.
8, 24, 48, 80, ?, 168
92, 88, 79, ?, 38, 2
- What will come in place of the question mark (?) in the following series?
712, ?, 576, 508, 440, 372 250, 279, 311, 349, 396, ?
7 7 ? 43 163 831
...10, 94, 115, 138, 163, ?
6400, 1600, ?, 80, 16, 4
?, 32, 75, 144, 245, 384
1290, 1225, 1175, ?, 1112, 1095, 1085
25   25   37.5   ?   328.125   1804.6875