Question

Test251,76,630 and 1251 for divisibility by 2,3,5and 10

Answer 1

if a no should be div by 2 then it should be even
so no which are div by 2 [76,630]



if a no should be div by 3 the sum of the digit of the no should be div by 3 so the nos are [630,1251]

if a no should be doing by 5 then the last digit of the no should be 0 or 5 so nos are [630]

if a no should be div by 10 then the last digit of the no should be zero so nos are [630]

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