Subject
Bank Exam
Topic
National Bank Ltd. PO 2013
Robi has 10 pairs of matched socks. If he loses 7 individual socks, what is the greatest number of pairs of matched socks he can have left?
Robi has 10 pairs of matched socks. If he loses 7 individual socks, what is the greatest number of pairs of matched socks he can have left?
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7খ)
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4Explanation
"individual" just means 1. It doesn't mean that we are selecting exactly 1 sock from each pair. It just means that we are removing 7 socks. John has 10 pairs of socks. Convert to actual socks. 20 actual socks. He loses 7. He only has 13 socks left. He needs two/pair. 13/2 is 6.5 pairs. He can only, at most have 6 pair.Related questions
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