What is the 18th step for the following

Select the number from among the given options that can replace the question mark (?) in the following series.

61, 95, 138, 197, 279, ?

Statements:

No crow is a monkey.

All monkeys are turtles.

No turtle is a snail.

Conclusions:

A statement is followed by four conclusions. Which of the conclusions is/are true based on the given statement?

Statement:

Select the word-pair that best represents a similar relationship the one expressed in the pair of words given below.

How many squares are there in the given figure?

Select the figure which will replace the question mark (?) in the given figure to complete the pattern.

Study the given pattern carefully and select the number that can replace the question mark (?) in it.

First row: 19, 6, 37

If '+' means '×', '×' means '–', '–' means '÷' and '÷' means '+', then what will come in place of the (?) in the following equation?

Statements:

• All trojans are fairies.

• No fairy is a flower.

• All viruses are trojans.

Conclusions:

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

CB_W V_SP _NLI HG_B A_XU