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RRB Assistant Loco Pilot and Technician Model Paper 9 with solutions
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© examsnet.com
Question : 2
Total: 100
The smallest positive integer which when multiplied by 392, gives a perfect square is
2
3
5
7
Validate
Solution:
(a) 392 × 2 = 784 ⇒
(
27
)
2
Hence, 2 can be multiplied by 392 which gives perfect square.
© examsnet.com
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