Question
Paul started his piano practice at 10.40 a.m. and ended his piano practice at 3.25 p.m. He took a 20 break in between his piano practice. How much time did Paul spend on his piano practice?
2 m

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Paul started his piano practice at 10.40 a.m. and ended his piano practice at 3.25 p.m. He took a 20 break in between his piano practice. How much time did Paul spend on his piano practice?