Question

(vi) 7 min 20 sec, 5min 6 sec. oo sa
7 min 20 sec = 7x60420= 440 sec
5 min 6 sec = 5x604 6 = 306 sec
7 min 20 sec & Smin 6 sec - 440 sec = 306 sec
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std-: 9th subject-:maths ​

Answer 1

Answer:

Ok

Step-by-step explanation:

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