What will come in place of the question mark $(?)$ in the following number series?
$100, 99, 97, 94, 90, ?$

Find out the odd number from the given sequence: $1, 2, 6, 21, 84, 445, 2676$.

What will come in place of the question mark $(?)$ in the following number series?
$7, 11, 13, 17, 19, 23, ?$

Find out the odd number from the given sequence: $2, 13, 46, 145, 452, 1333, 4006$.

$1799, 899, 449, ?$

In the following number series,one of the numbers does not fit into the series. Mark the wrong number in the series.
$35 \quad 118 \quad 280 \quad 600 \quad 1238 \quad 2504 \quad 5036$