Campus Maths Puzzle Logical Reasoning

5 3 2

9

65 33 17

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Campus Other Question


One can do apiecce of work in 2 hrs, other in 3 hrs, and another in 4 hrs. Wats the time taken for the work to b completed by all the three?
which no. is suitable in question mark place ?

18 10 6

?

258 130 66