alleryએક કામ માટે 60 માનવ-કલાકની જરૂર છે. સમાન કાર્યક્ષમતા ધરાવતા છ કામદારો તેને કેટલા સમયમાં પૂરું કરશે?
A6 કલાક
B12 કલાક
C15 કલાક
D10 કલાક
Answer & Solution
Correct answer: D. 10 કલાક
6 કામદારો વચ્ચે વહેંચાયેલા 60 માનવ-કલાક એટલે કે દરેકને 10 કલાક થાય.
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