alleryબે કામદારોની કાર્યક્ષમતાનો ગુણોત્તર 3:2 છે. પહેલા કામદારને એકલા કામ પૂરું કરવા 20 દિવસ લાગે છે. બીજા કામદારને એકલા કેટલા દિવસ લાગશે?
A25 દિવસ
B28 દિવસ
C40 દિવસ
D30 દિવસ
Answer & Solution
Correct answer: D. 30 દિવસ
સમય કાર્યક્ષમતાના વ્યસ્ત પ્રમાણમાં હોય છે, તેથી 20 x 3/2 = 30 દિવસ લાગશે.
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