Question
If the division of a natural number n by 5 leaves a remainder of 3, what might be the ones digit of n?
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Practice questions from similar books
Question 2
Which of the following pairs are always
co-primes?
(i)two prime numbers
(ii)one prime and one composite number
(iii)two composite numbersQuestion 3
Let
be a natural number. If the division n
leaves a remaineder of 1, what might be the units digit of
?Question 4
State true (T) or false (F):
The sum of primes cannot be a prime.
The product of primes cannot be a prime.
An even number is composite.
Two consecutive numbers cannot be both primes.
Odd numbers cannot be composite.
Odd numbers cannot be written as sum of primes.
A number and its successor are always co-primes.Question Text | If the division of a natural number n by 5
leaves a remainder of
3, what might be the ones digit of n? |