By how much is ratio of percentage 'revenue from Global Business Services' to 'Total Revenue' lower than ratio of percentage of 'revenue from Cognitive Solutions' to Total Revenue' for the year 2016?
Explanation:
For 2016, total revenue = 35340 + 18190 + 16700 + 7710 + 1690 + 290
= USD 79920 million
∴Required difference
=(18190-16700)79920×100=149079920×100
= 1.86
The closest value in the options is 2.
Hence, option (b).
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