Math, asked by kajalkaushal9, 2 months ago

dd. 3 min 45 sec +4 min 15 sec

Answers

Answered by ruvvasarathchandra

0

Answer:

3min=60sec×3=180sec

180sec+45sec=,225sec

4min=4×60sec=240sec

240sec+15sec=255sec

225sec+255sec=516sec=8.6 min

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