TCS Company Numerical Ability Age Problem

Two years before Paul’s age is 2times the Alice age and the present age of Paul is 6times the Alice. what is the presents Paul’s age???( 3years) “u try to solve this question once”

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TCS Other Question

One train travels 200m from A to B with 70 km/ph. and returns to A with 80kmph, what is the average of their speed? if a and b are mixed in 3:5 ration and b,c are mixed in 8:5 ration if the final mixture is 35 litres,find the amount