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RRB RPF RPSF SI and CONS Model Papers 9 with solutions
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© examsnet.com
Question : 32
Total: 120
Six toys are quite identical to look at, but only one of them is less in weight. It is to be identified using the balance minimum number of times. What is that minimum number of using the balance ?
Once
2 times
3 times
More than 3 times
Validate
Solution:
(2) First time keep three toys each on the two pans of balance.
The pan showing less weight is sorted out. Now put one toy each on two pens.
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