কঃখ =৩ঃ৫, খঃগ =৪ঃ৭, হলে, কঃগ = কত?
A. ১০ঃ৩০
B. ১২ঃ৩৫
C. ১০ঃ৩৫
D. ১০ঃ৩৪
সঠিক উত্তরঃ
B.
১২ঃ৩৫
Explanation:
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