A sum of money at simple interest amounts to Tk. 815 in 3 years and to Tk. 854 in 4 years. The sum is:

1. A sum of money at simple interest amounts to Tk. 815 in 3 years and to Tk. 854 in 4 years. The sum is:

1. ৬৫০ টাকা।

2. ৬৯০ টাকা।

3. ৬৯৮ টাকা।

4. ৭০০ টাকা।

Answer

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