In a bus there are 7 people.each one carry 7 bags. Each bag contains 7 cat.each

Q How can we make HashMap synchronized?
Q According to the latest data by the environmental organisation Germanwatch, what is the rank of India in the Climate Change Performance Index (CCPI) 2018 for reducing greenhouse gas (GHG) emissions?
Q Name the king of Thiruvithamcore who made the Temple Entry Proclamation?
Q An emolument over and above fixed salary
Q Carbon monoxide has how much greater affinity for haemoglobin as compared to oxygen?
Q What action did you take?
Q Which one is (in terms of area)the largest UNESCO approved biosphere reserve of India ?
Q How can I call a non-system C function f(int,char,float) from my C++ code?
Q What do you mean by open-source hardware?
Q What is the unit of the physical quantity ‘Young’s Modulus”?
Q How we can access global and context variable?