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PO Quantitative Aptitude Q Test No 93 ยป General Questions - Discussion

1 .

how many numbers between 300 and 800 can be by using digits 2, 4, 5, 6 and 0 ?

[ A ]    36 right
[ B ]    72
[ C ]    144
[ D ]    108
Answer : Option A
Explanation :

∴ Reqd . numbers = 3 x 4P2 = 3 x 12 = 36

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