Answer: A) 21 yrs Explanation: Sum of ages of husband, wife and child= (24 × 3) + 9 = 81 years Sum of ages of wife and child => 25 × 2 + 10 = 50 + 10 = 60 years Age of husband = 81 - 60 = 21 years.

Answer: C) 4 days Explanation: From the given data, => (2 M + 3W) 8 = (3M + 2W)7 => 16M + 24W = 21M + 14 W => 10W = 5M => 2W = M => 14W × ? = 7W × 8 ? = 4 days

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) Protista Explanation: The Amoebas belong to a group called Protista. Amoebas are of the animal kingdom subdivision for microscopic organisms - protozoa.

Answer: A) M Explanation: Longest and shortest phases Of cell cycle: Shortest Phase - M phase or Mitotic phase. Longest phase - G1 phase of the Interphase Longest and shortest phases During Mitosis:Longest Phase - Prophase Shortest Phase - Anaphase

Answer: D) None Explanation: Diego Garcia is a chain of Islands in the Indian ocean with large military base under British Indian Ocean Territory. The U.S. military facility on the island of Diego Garcia in the Indian Ocean represents a horrific example of the human costs of war and imperialism.

Answer: C) interphase Explanation: Nucleoli are present during Interphase. Chromosomes become visible during Prophase. Centromeres divide and sister chromatids become full-fledged chromosomes during Anaphase. Spindle fibers attach to kinetochores during Prometaphase.

Answer: A) Greenwich Explanation: The place which is designated as 0 degrees longitude is Greenwich, England.