alleryA आनी B हांची कार्यक्षमताय 4:5 ह्या प्रमाणांत आसा आनी एकठांय तांकां 20 दीस जाय. A फकत गरज आसा
A40 दीस
B36 दीस
C50 दीस
D45 दीस
Answer & Solution
Correct answer: D. 45 दीस
वट्ट काम 9 युनिट x 20 दीस = 180 युनिट, आनी A दिसाक 4 युनिट करता, देखून 45 दीस.
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