Miscellaneous Company Exam Company

what is the ratio whose terms differ by 40 and the measure of which is 2/7?

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Miscellaneous Company Exam Other Question

if (a+b):(b+c):(c+a)=6:7:8 and(a+B+c)=14 then the value of c? In the island of Hanoi is trapped a princess. To rescue her, the prince has to transfer a set of rings
numbered 1 to 7 from tower A to tower C. The rings are stacked one over the other in an order, with 1
at the top and 6 at the bottom, and have to be stacked in the same fashion on tower C. The prince can
move only one ring at a time, and can store the rings in a stack, temporarily, in another tower B.
Minimum how many moves of rings, between the towers, will it take the prince to arrange the rings in
tower C ?