Find the unit digit of product of the prime number up to 50 .
0
1
10
none of these
Explanation:
No need to write all the primes upto 50. There are two primes 2, 5 gives unit digit of 0.
So the entire product has unit digit 0.
No need to write all the primes upto 50. There are two primes 2, 5 gives unit digit of 0.
So the entire product has unit digit 0.