১৩২৭৭
Potassium Permanganate is used for purifying drinking water, because.
উত্তর
it dissolves the impurities of water
১৩২৭৮
If one-third of one-fourth of a number is 15 then three tenths of that number is
উত্তর
54
১৩২৭৯
The sum of the digits of a two digit number is 15 and the difference between the digits is 3. What is the two digit number?
উত্তর
96