If log(2^a × 3^b × 5^c) is the arithmetic mean of log(2² × 3... — Quantitative Ability 2017

Question 192 Quantitative Ability 2017 Medium NAT +3.00 marks

If log(2^a × 3^b × 5^c) is the arithmetic mean of log(2² × 3³ × 5), log(2⁶ × 3 × 5⁷), and log(2 × 3² × 5⁴), then a equals

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