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A refractometer measures the refractive index of a substance, and in the case of milk adulteration with water, the refractive index changes due to the difference in composition between milk and water. This alteration can be identified using a refractometer, making it a useful tool for detecting water adulteration in milk.
If '+' means ' - ', ' X ' means '+', ' - ' means '÷' and '÷' means ' X ', then what is the value of the following expression?
32 ÷ 8 X 117 - 1...
If ‘+’ means ‘-’, ‘×’ means ‘+’, ‘-’ means ‘÷’ and ‘÷’ means ‘×’, then what is the value of the following expression...
If ‘A’ means (÷), ‘B’ means (×), ‘C’ means (+), and ‘D’ means (-), then ____ is the value of the expression.
25 A 5 B 8 D 6 C 4...
If ‘x’ denotes ‘addition’, ÷ stands for ‘subtraction’, ‘+’ stands for ‘multiplication’, and ‘-‘ stands for ‘division’, th...
If '+' means '-', ' X ' means '+', '-' means '÷' and '÷' means ' X ', then what is the value of the following expression?
912 - 8 + 211 X 14 ÷...
After interchanging the given two signs, what will be the value of the given equation?
Sign: + and ÷
Equation: 54 - 22 X 198 + 9 ÷ 420
Select the correct combination of mathematical signs to sequentially replace the * signs and balance the given equation.
400 * 100 * 25 * 15 * 12 = 452
Which two digits and signs can be interchanged so as to balance the given equation?
328 - 82 + 120 X 6 ÷ 41 = 646
Select the correct combination of the mathematical signs to replace the ‘@’ symbols in the below equation and thereby balance it:
81@9@5@30@1...
Which of the following symbols should replace the sign (%) and (&) in the expression ' E > J ≥ N % T < S ≤ U = W & Y ≥ L' in order to make the ex...
