Operating risk is most likely to increase as a result

Select the option in which the words share the same relationship as that shared by the given pair of words.

Train : Travel

Statements: All buildings are chalks. No chalk is a toffee.

Conclusions:

(I) No building is a toffee.

(II) All chalks are buildings.

Which number will replace the question mark (?) in the following series?

17, 20, 36, 71, 135, 236, 380,?

Which number from the options will replace the question mark (?) in the following series?

3, 13, 53, 213,?

Statements: All cups are books. All books are shirts.

Conclusions:

(I) Some cups are not shirts.

(II) Some shirts are cups.

Which letter cluster will replace the question mark (?) to complete the given series?

WFBI, UCWB, SZRU, ?

Select the option figure that is embedded in the given figure (X) as its part (rotation is NOT allowed).

Which of the following letter-clusters will replace the question mark (?) in the given series?

LOK, JMI, HKG, FIE, ?