Earth Hour was observed on which date in the year 2020?

Where has opened the World's first IAEA Low Enriched Uranium (LEU) Bank ? 

Direction : Each of the questions below consists of a question and three statements numbered I, II and III given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. 

How many students are there is the class?
I. There are more than 22, but less than 36 students in the class.
II. If the students of the class are divided into groups.
III. There are more than 29, but less than 45 students in the class. 

Which of the following caves are not in Maharashtra?

In the Constitution of India, the provision of appointment of Finance Commission has been made under which article?

1-[5-{2+(-5+6-2)2}] is equal to 

Recently, the father of Duckworth Lewis Rule (DLS) of cricket has passed away, whose name is?

Which 2 of these people have recently been selected for the Abel Award for the year 2020?