It's _________ most expensive hotel in town.

• a
• the
• one
• None of these
Correct Option: B  [ the ]

Remark:

He knew he had hit ......... jackpot.

• a
• an
• the
• No article is needed
Correct Option: C  [ the ]

Remark:

The Ganga is considered holy by _______ Indians.

• a
• an
• the
• zero article
Correct Option: C  [ the ]

Remark:

This is ______ boy whom I saw yesterday.

• the
• a
• an
• None of these
Correct Option: A  [ the ]

Remark:

This cost me _________ hundred rupees.

• the
• a
• an
• No article is needed.
Correct Option: B  [ a ]

Remark:

He is _________ cleverer of the two.

• a
• the
• an
• zero article
Correct Option: B  [ the ]

Remark:

A book is like _________ mirror.

• the
• an
• a
• no article
Correct Option: C  [ a ]

Remark:

Nelson was __________ boy without fear.

• the
• a
• an
• none of these
Correct Option: B  [ a ]

Remark: Using "a" suggests that Nelson was just one of many boys without fear.

Our office employees have formed ________ union.

• the
• an
• a
• no article
Correct Option: C  [ a ]

Remark:

The boy is studying in ____________ university.

• a
• an
• the
• zero article
Correct Option: A  [ a ]

Remark: "a" is used with "university" ( Vowel word with a consonant sound.)
similar: a one-act, a one-eyed, a one-man army, a union.