Answer: C) Rs. 4814 Crores Explanation:

Answer: B) bL = -a Explanation: [(K-L)2-K+L2]4K = abK2+L2-2KL-K2+L2+2KL4K= ab   => - 4KL/4K = a/b   => L = - a/b   => bL = -a

Answer: A) 300 m Explanation: h =   = 3 × 108/106 = 300 m

Answer: A) It is insoluble in ether and other Non-polar solvents Explanation: Sodium hydroxide, also known as lye and caustic soda, is an inorganic compound with the formula NaOH. It is a white solid ionic compound consisting of sodium cations Na+ and hydroxide anions OH−. Properties: 1. It is highly soluble in water, and readily absorbs moisture and carbon dioxide from the air. 2. NaOH is insoluble in ether and other non-polar solvents. 3. It is an odorless compound.   Uses: Sodium hydroxide is used in many industries: in the manufacture of pulp and paper, textiles, drinking water, soaps and detergents, and as a drain cleaner.

Answer: C) Mithali Raj Explanation: 1. Mithali Raj has been India’s premier player ever since she made her debut in 1999. 2. In the crucial game against Australia, Mithali became the woman cricketer who has scored most runs in ODIs. Mithali Raj became the first women’s player to reach 6000 ODI runs. England’s Charlotte Edwards was the previous leading run-getter in ODIs with 5992 runs. 3. She has 48 not-outs to her name, which is the most in women’s cricket.

Answer: B) Rajasthan Explanation:

Answer: D) HDFC Bank Explanation: HDFC Bank retains No. 1 rank in BrandZ India Top 50 for third year running BRANDZ TOP 50 REPORT. The BrandZ Top 50 Most Valuable Indian Brands ranking shows locally grown Indian brands increased 32% in value over three years. Airtel came in at No. 2 followed by State Bank of India at No. 3. The highest ranked new entrant on the list is Reliance Jio, at No.11. The BrandZ Top 50 Most Valuable Indian Brands report showed that the total value of India’s top brands has risen by 30% over the last three years. The top 50 brands are now worth $90.5 billion.

Answer: A) Mukesh Ambani Explanation: According to 2018 January reports, Mukesh Ambani is the first richest person in India being 18th in the world, followed by Azim Premji and S.P. Hinduja in second and third places.