Question

find the smallest number which when added to 5 is exactly divisible by 12 16 and 18​

Answer 1

first we should know the L.C.M of 12,16,18 than subtract 5 from it

144 is the L.C.M of mentioned number 144-5=139

139 is the smallest number which when added to 5 is exactly divisible by 12 16 and 18.

Answer 2

2, 5and 18 is ur answer.