RRB RPF RPSF SI and CONS Model Papers 1 with solutions

Question : 1 of 120

Marks: +1, -0

PART A : MATHEMATICS

The least number which when divided by 6, 9, 12, 15, 18 leaves the same remainder 2 in each case is:

Solution:

(b) LCM of 6, 9, 12, 15 and 18
LCM

= 2 × 3 × 3 × 2 × 5 = 180

Least number

= 180 + 2 = 182

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