The correct arrangement of the following words according to dictionary?

1 PROTEIN      2. PROBLEM      3. PROVERB      4. PROPERTY

The acute angle between the hour hand and minute hand of a clock at 4 pm

In a school there are five teachers.

A and B were teaching English and History

C and B were teaching English and Geography

D and A were teaching History and Hindi

E and B were teaching History and French

The teacher who was teaching maximum number of subject

Arun and Varun are brothers. Bindhu is Varun’s mother. Kalyani is Bindhus mother. Devaki is mother of Kalyani. Arun is related to Devaki as:

1972 ജൂലൈ 24-ാം തീയതി മുതല്‍ 1973 ഒക്ടോബര്‍ 5-ാം തീയതി വരെ എത്ര വര്‍ഷമുണ്ട്?

In a certain code, ‘RAT’ is coded as 18120 then what is the code of ‘MAT’?