Question
Vaidev started his cello practice at 10.45 a.m. and ended his cello practice at 1.15 p.m. He took a 20 break in between his cello practice. How much time did Vaidev spend on his cello practice?
2 m

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Vaidev started his cello practice at 10.45 a.m. and ended his cello practice at 1.15 p.m. He took a 20 break in between his cello practice. How much time did Vaidev spend on his cello practice?