Self Maths Puzzle Numerical Ability

33,34,66,309,...?

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Self Other Question

A, B and C can complete a work in 11, 22 and (33/7) days respectively. They started the work together but C left the work 2 days before the completion of the work and A left the work 1 day before the completion of the work. In how many days the work will be completed?
a) 92/23
b) 100/23
c) 98/23
d) none Can you find 4 numbers such that the sum of every two and the sum of all four may be perfect square?