alleryA, B અને C એકલા અનુક્રમે 10, 15 અને 30 દિવસ લે છે અને સાથે કામ કરવા માટે રૂ. 3000 વહેંચે છે. C ને કેટલા રૂપિયા મળશે?
Aરૂ. 400
Bરૂ. 300
Cરૂ. 600
Dરૂ. 500
Answer & Solution
Correct answer: D. રૂ. 500
કાર્યક્ષમતાનો દર 6:4:2 સંક્ષિપ્ત થઈને 3:2:1 બને છે, તેથી C ને રૂ. 3000 નો 1/6 ભાગ = રૂ. 500 મળે છે.
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