or
or
Lets,
Riaz income = 100 tk
If he give tax 20% of his income then = 100×20%
= 100× 20/100
= 20 tk
Remain Riaz income = (100 - 20)tk
= 80 tk
Then he spent 20% of his remaining income then
= 80×20%
= 80×20/100
= 16 tk
% of Riaz income = (16×100)/100
= 16%
আপনি আমাকে যেকোনো প্রশ্ন করতে পারেন, যেমনঃ
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