What will come in blank

Which of the following numbers will replace the question mark (?) in the given series?

115, 130, 122, 137, 129, ?

Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.

If a mirror is placed on the shaded line, which of the following options is the correct image of the given figure?

In the following question, select the missing number from the given series. 

50, 52, 56, 64, 80, ? 

In a code language, 'BLACK' is written as AALKC, and 'BROWN' is written as AORNW.

How will 'COLOR' be written in the same language?

Statements:

I.  Some doctors are engineers.

II.  All engineers are lawyers.

Conclusions:

At what time between 2 and 3, the hands of the clock are opposite to each other?

Study the following figure and answer the question that follows.