In a group of people solicited by a charity, 30% contributed Tk 40, 45% contributed Tk 20 and the rest contributed Tk 2. If the charity received a total of Tk 300 from the people who contributed Tk 2, how much was contributed by the entire group?

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Satt Academy · Accepted Answer

Tk 12900 - 300/2 = 150, তাহলে 150 জন 2 tk  দিয়েছিল। 
যেহেতু এই group টি ছিল 100% - 30% - 45% = 25% of the total group, 150/. 25 = 600 জন অই group এ ছিল
so, 40 টাকা group এর amount  = .30*600*4...

In a group of people solicited by a charity, 30% contributed Tk 40, 45% contributed Tk 20 and the rest contributed Tk 2. If the charity received a total of Tk 300 from the people who contributed Tk 2, how much was contributed by the entire group?

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