There are 48 books on 3 shelves. If 3 books from third shelf are shifted to the second there will be same number of books on first and third shelves and double the number of books on shelf . How many books were there on three shelves originally?

A 10, 25,13
B 12, 21,15
C 11, 23, 14
D 13, 19, 16

Correct Answer: 12, 21,15

একটি বাল্বে " 60 W - 220 V" লেখা আছে। বাল্বটির রোধ 806.67 ওহম ( Ohm) l
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