TCS Company Numerical Ability Ratio and Proportion

the ratio of two number 3:8 and their
difference is 155 the greater number is

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TCS Other Question

The ratio of adults and teenagers is 1:30. if teenagers are increased by fifty and adults by 5 new ratio become 1:25. What is number of adults at present? The word HIDING conceals a six digit prime number. Each district letter represents a single digit. H,IAnd D are prime,and consecutive letter pairs HI,DI,andNG are two digit primes all permutations of H and two I's are prime,while HIH is divisible by (2D+1) if N=2^I find H+I+D+I+N-G