In a group of 135 persons, 50% people contributed tk. 40 each, 30% contributed Tk. 60 each and the remaining persons contributed Tk. 80. Find the average contribution for the group.
ক) Tk. 50
খ) Tk. 54
গ) Tk. 60
ঘ) Tk. 62
Related Questions
ক) 20th day
খ) 30th day
গ) 31th day
ঘ) 40th day
ক) Tk. 1500
খ) Tk. 2000
গ) Tk. 2500
ঘ) Tk. 3000
ক) Tk. 1000
খ) Tk. 1200
গ) Tk. 1500
ঘ) Tk. 2000
ক) 3 : 2
খ) 2 : 3
গ) 5 : 8
ঘ) 9 : 7
ক) ⅓
খ) ½
গ) ⅔
ঘ) ³⁄₄
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