Ehsan was preparing to make a tape from some of his favourite songs. He noticed that Hadi's song was 1 minute longer than Bonna's song. Duration of Niaj's song was 1 minute shorter than twice the duration of Bonna's song. If the total time for these songs is 12 minutes, how long is Niaj's song?
A. 3 minutes
B. 4 minutes
C. 5 minutes
D. 7 minutes
E. none of these
সঠিক উত্তরঃ
C.
5 minutes
Explanation:
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