Question
Archie started his harp practice at 10.30 a.m. and ended his harp practice at 2.15 p.m. He took a 20 break in between his harp practice. How much time did Archie spend on his harp practice?
2 m

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Archie started his harp practice at 10.30 a.m. and ended his harp practice at 2.15 p.m. He took a 20 break in between his harp practice. How much time did Archie spend on his harp practice?