যদি x = y = 2z এবং x,y,z = 256 হয়, তাহলে y = কত?
Correct Answer: Option D
x = y = 2z z = \(\frac{x}{2}\) বা,\(x.x.\frac{x}{2} = 256\) বা,x3 = 512 বা,x3 = 83 x = 8
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