At simple interest Tk. 800 becomes Tk. 920 in 3 years. If rate of intest is increased by 3% then total amount becomes

Created: 2 years ago | Updated: 1 year ago

Updated: 1 year ago

Tk. 992

Tk. 990

Tk. 192

Tk. 998

বেগম রোকেয়া বিশ্ববিদ্যালয় F ইউনিট সাধারণ গণিত

Des

777

Best Ans:

Interest in 3y: 120 Taka

So, Interest in 1y: (120/3)=40 Taka

Therefore, r= (I/Pn)×100% = 5%

If 3% increased, then r= 8%

Therefore, I=Prn= (8/100)×800×3= 192 tk

Finally, Total= I+P = 800+192= 992

(Answer)

1 year ago

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Akash

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