Find the unit digit of product of the prime number up to 50 .
2025
Find the unit digit of product of the prime number up to 50 .
Answer: A. 0 — Sol: 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.
- A.
0
- B.
1
- C.
4
- D.
7
Attempted by 221 students.
Show answer & explanation
Correct answer: A
Sol:
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.
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