यदि (5) red pens या (6) blue pens में से एक pen चुनना हो तो कौन-सा सिद्धांत लगेगा?
If one pen is to be chosen from (5) red pens or (6) blue pens which principle is used?
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Correct Answer
B. जोड़ सिद्धांतAddition principle
Concept
This is an or situation so there are (5+6) choices. In exams look for the addition principle when the word or appears.
Why this answer is correct
The correct answer is B. जोड़ सिद्धांत / Addition principle. This is an or situation so there are (5+6) choices. In exams look for the addition principle when the word or appears.
Exam Tip
यह या वाली स्थिति है इसलिए (5+6) choices मिलते हैं। परीक्षा में or शब्द पर addition principle देखें।
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