1.

A six digit number is such that every alternate digit is a prime digit and the three leftmost digits forms a G.P., while last three digits (i.e., hundreds, tens and unit) form an A.P. If it is expressed as pqrstu, where p+q+r = u, q+r = t, p+r = s, r/t = 2/3 and p ne q ne r ne s ne t ne u, then the sum of all the digits must be:

Answer»

25
16
21
can't be determined

Answer :A


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