Hard Aptitude Number

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?




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Look at this sequence from top to bottom. What is the next number in the sequence?
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Do You See It?

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There is a shop where written:
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You have two rectangular wires.

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What does the below image rebus riddle means ?

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Crossword puzzles

In the 1920s, people feared that crossword puzzles would contribute to illiteracy.