What is India's Rank in World Press Freedom Index 2020?

If $$ {x^{4}+x^{2}y^{2}+y^{4}={21\over256}}$$ and $$ {x^{2}+xy+y^{2}={3\over16}}$$ then $$ {2(x^{2}+y^{2})}=?$$

The Union Cabinet led by the Prime Minister Narendra Modi approved significant investments of how much rupees for 'India COVID-19 Emergency Response and Health System Preparedness Package'?

A, B and C did certain investments and the ratio of their time periods is 3 : 2 : 7respectively. Ratio of  the profits of A, B and C is 4 : 3 : 14 respectively. What is the ratio of the investments of A, B and C?

Which Indian public sector bank has formed a wholly owned subsidiary for its credit card business?

C Programming language was developed by ___________.

Three of the following four word-pairs are alike in a certain way and one is different. Pick the odd one out.

The Hallmarking of Gold Jewellery is set to begin from which date?