RRB NTPC 18 January 2017 Paper

(3) To get the number divisible by 6,5 and 4, we have to find the L.C.M.of 6, 5 and 4.
L.C.M. of 6, 5 and 4= 2 × 2 × 3 × 5= 60
Now, on dividing 1456 by 60, weget 16 as the remainder.
So, the least number should beadded in 1456 = 60 – 16