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find odd one out among these 25,36,49,64,81
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Answer / geetha
25,36,49,81 can only b squares of 5,6,7,9 resp...
where as 64 we can write as sq of 8 and cube of 4..
| Is This Answer Correct ? | 1 Yes | 1 No |
Answer / pradeep papabathini
Answer is 64 because its 4 cube remaining were perfect squares
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / abd
i got it another way too...all the numbers except 36 is
continuosly divisble by a single prime number but the
number 36 is divisible by 2 prime numbers and that is 2 & 3.
| Is This Answer Correct ? | 1 Yes | 2 No |
Answer / chandrasekar.s
64 is answer .... because
25-> 2+5=7 odd number
36-> 3+6=9 odd number
49-> 4+9=13 odd number
64-> 6+4=10 Even numbmer
81-> 8+1=9 odd number
so all are getting odd numbers except 64...so it is the
answer..
| Is This Answer Correct ? | 1 Yes | 2 No |
Answer / neha
answer is 64 because in all others the digits are coprimes..
n 6,4 are nt coprimes..
| Is This Answer Correct ? | 6 Yes | 8 No |
Answer / parvinder
reverse each digit u will get
52,63,94,46,18
only 63 is odd
| Is This Answer Correct ? | 1 Yes | 3 No |
Answer / suresh kumar
Answer is 100 Because Its in square of numbers 5 square is
25 like that 10 square is 100
| Is This Answer Correct ? | 1 Yes | 21 No |
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