alleryहें . एके चांचणेंत दर योग्य जापेक +5 आनी चुकीच्या जापेक −2 मेळटा; 18 जाप स्कोर 55. योग्य मेजणी?
A13
B15
C14
D12
Answer & Solution
Correct answer: A. 13
हें .
c जापो बरोबर आसल्यार 5c − 2(18 − c) = 55 7c = 91 आनी c = 13 हें नांव.
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