19. Divisibility by 2, 5, 10 can be checked by:
(a) sum of digits
(b) last digit
(c) last two digits
(d) last three digits
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Answer:
Divisibility by 2, 5, 10 can be checked by: b) last digit
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Answer:
(b) last digit is the answer
Explanation
Divisiblity rule of 2 = last digit should be even
Divisibility rule of 5 = last digit should be 5 or 0
Divisibility rule of 10 = last digit should be 0
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