alleryଏକ ପରୀକ୍ଷା ସଠିକ୍ ଉତ୍ତର ପାଇଁ +5 ଏବଂ ଭୁଲ ପାଇଁ −2 ଦେଇଥାଏ | 18 ଉତ୍ତର ସ୍କୋର 55 | ସଠିକ୍ ଗଣନା?
A13
B15
C14
D12
Answer & Solution
Correct answer: A. 13
ଯଦି c ଉତ୍ତରଗୁଡିକ ସଠିକ୍, 5c − 2 (18 − c) = 55 7c = 91 ଏବଂ c = 13 |
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