Fill in the blank space for the given series with the correct alternative.
$2, 6, 11, 17, (\ldots), 32$

Study carefully the following arrangement of letters, digits and symbols to answer these

questions.

$M, 7 ,\&, 8, L ,P ,@ ,Q ,N ,\beta ,T ,Y ,3 ,2 ,= ,E ,\$ ,4 ,9 ,\#, G ,H ,5$

How many such symbols are there in the arrangement each of which is immediately preceded by a number?

Fill in the blank space for the given series with the correct alternative.
$6, 24, 12, (\ldots), 18, 8, 24$

Choose the correct alternative to complete the series: $a . c . a b b . . a . b e . b e . . a b$

Choose the correct alternative for the missing terms in the series: $R, M, ?, F, D, ?$

Study carefully the following arrangement of letters, digits and symbols to answer these

questions.

$M, 7 ,\&, 8, L ,P ,@ ,Q ,N ,\beta ,T ,Y ,3 ,2 ,= ,E ,\$ ,4 ,9 ,\#, G ,H ,5$

If all the symbols are deleted from the arrangement, which of the following will be fourth to the left of the $17^{th}$ element from the left end ?