৬, ৮, ১৫, ১২ ও A এর গড় মান ২১ হলে, A এর মান কত?
A. 18
B. 54
C. 64
D. 44
JUUnit-DSet-1মানসিক দক্ষতা(IQ)সংখ্যাগত সমস্যাIQ-6 (Topic Practice)JU - ⚡ অনলাইন প্রশ্নব্যাংক দেখুন 💥
সঠিক উত্তরঃ
C.
64
Explanation:
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