Question
Humic substance, which is most resistant to microbial
attack is:Solution
Humin: Highest in molecular weight, darkest in colour, insoluble in both acid and alkali and most resistant to microbial attack. Polymerized product of a part of the FA and HA fractions.
Which two signs should we interchange inorder to make the given equation true?
36 × 5 - 84 ÷ 4 + 50 = 151
If ‘A’ means (÷), ‘B’ means (-), ‘C’ means (×), and ‘D’ means (+), then what is the value of the expression:
60 A 4 C 3 D 5 ...
If '@' denotes 'addition', '#' denotes 'subtraction', '$' denotes 'multiplication' and '%' denotes 'division', then, what will be the value of the follo...
If '+' means '÷', '×' means '-', '-' means '×' and '÷' means '+', then what is the value of the following expression?
45 + 5 - 7 × 48 ÷ ...
Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the given equation.
32 * 366 * 6 * 2 * 134 = 20
If ‘@’ means ‘+’, ‘#’ means ‘-’, ‘$’ means ‘×’ and ‘%’ means ‘÷’, then what is the value of the following expression?<...
If '+' means 'x', '-' means '÷', 'x' means '+' and '÷' means '-', what will come in place of the question mark (?)?
12 + ? - 6 x 20 ÷ 5 = 5...
If ‘ > ’ means ‘plus’, then ' 55 > 24 $ 4 < 8 % 6 ' = ?
If ‘+’ means ‘÷’, ‘×’ means ‘−’, ‘÷’ means ‘+’ and ‘−’ means ‘×’, then what will come in place of the question m...
If '+' means '–', '–' means '×', '÷' means '+' and '×' means '÷', then ' 30 – 12 + 20 × 10 ÷ 10 ' = (?)
...
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