Answer: B) Subhash Chandra Khuntia Explanation: Subhash Chandra Khuntia, a 1981-batch Indian Administrative Services (IAS) officer who was a former Karnataka Chief Secretary, has been appointed as Chairman of Insurance Regulatory and Development Authority of India (IRDAI).

Answer: A) By investing their earnings back into their original investment Explanation:

Answer: D) enforcing laws regarding the public safety Explanation: The primary function of State government is enforcing laws regarding the public safety.

Answer: B) Rs. 40,000 Explanation: The standard deduction of Rs. 40,000 is seek to provide relief to salaried tax payers in the Budget proposals in place of the present exemption allowed for transport allowance and reimbursement of miscellaneous medical expenses.

Answer: B) Tokyo Explanation: 2020 summer Olymic games to be held in Tokyo, Japan.

Answer: D) Rs. 40 Explanation: Let the cost price of the item = Rs. 50 Sold at 10% loss => for Rs. 50 loss  S.P = Rs. 45 From the  given data, 25/2 % gain if it is sold at Rs. 9 more 56.25 - 45 = 9 => 11.25 = 9 => 22.5 = 18 => 45 = 36 => 50 = ? => C.P = 50 x 3645 = 40   Hence, the Cost price of the item = Rs. 40.

The principles of joint operations are formed around the traditional principles of war.   The other three additional principles include restraint, perseverance, and legitimacy which are relevant to how the Armed Forces of the United States use combat power across the range of military operations.

Answer: C) P1V1 = P2V2 Explanation: Ideal Gas Law :: The Combined gas law or General Gas Equation is obtained by combining Boyle's Law, Charles' Law, and Gay-Lussac's Law. It shows the relationship between the pressure, volume, and temperature for a fixed mass (quantity) of gas: P1V1T1 = P2V2T2   Hence, the Boyle's law P1V1 = P2T2, relates to ideal gas equation.