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shivam

· started a discussion

· 1 Months ago

wrong answer (Question: 157223.0 )

961=31^2

so answer can be 1

TAMILSELVI M

· commented

· 1 Months ago

but the question is not in the same order
Priya Hedaoo

· started a discussion

· 1 Months ago

Wrong Answer (Question: 157223.0 )

961 is also a perfect square of 31 .Then the unit digit is must be 1

SAHIL

· started a discussion

· 1 Months ago

wrong answer (Question: 157223.0 )

ans should be 31=961

Question:
If it is possible to form only one such number with the 3rd, 6th and the 7th digits of the number 7394261 but not in the same order , which is the perfect square of a two digit odd number, then which of the following will be the unit digit of the two digit odd number?
Options:
A) 9
B) 3
C) 5
D) 2
E) 6
Solution:

Ans: (b) 


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