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Shrinam

· started a discussion

· 1 Months ago

Doubt?? (Question: 286806.0 )

why answer is 6 and not 8...???

Question:

Find the unit’s digit in the product of 37562156! and 6787675!.

Options:
A)

4

B)

0

C)

8

D)

6

Solution:

Ans: (d)

  

harshit

· commented

· 1 Months ago

156!/4=rem=0.and 675!/4=rem =0 so.(...2)^4 * (...7)^4== .....6*.....1= 6.
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