What is the song that goes we can make love on Saturday and on Sunday and Monday and Tuesday?
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Ans A (35 mins)
Avg duration of exercise = (120+90+a+75+45+100+60)/7 = 75
(490+a)/7 = 75
490+a = 75*7 = 525
a = 525 - 490 = 35 mins
Avg duration of exercise = (120+90+a+75+45+100+60)/7 = 75
(490+a)/7 = 75
490+a = 75*7 = 525
a = 525 - 490 = 35 mins
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