Accenture, Infosys, and Cognizant are IT companies providing software services.
BSNL is a telecom company.
Conclusion: Thus, 1, 2, and 3 (Accenture, Infosys, Cognizant) form a group, while BSNL is different
BRICK : MASONRY :: TILES : ________
Arun’s present age in years is 40% of Barun’s. In another few years, Arun’s age will be half of Barun’s. By what percentage will Barun’s age increase during this period?