allery20 મેન-અવર્સ (માણસ-કલાક) ની જરૂરિયાતવાળું એક કામ સમાન ક્ષમતા ધરાવતા 5 લોકોની ટીમ દ્વારા કેટલા સમયમાં પૂરું થશે?
A2 કલાક
B10 કલાક
C5 કલાક
D4 કલાક
Answer & Solution
Correct answer: D. 4 કલાક
20 મેન-અવર્સને 5 કામદારો વડે ભાગતાં 4 કલાક મળે છે.
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