11041 . যদি a - b = 0 হয়, তাহলে $\frac{b}{a}$ = ?

• B. 2
• C. 4
• D. 1

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Answer: Option D

Explanation:

11042 . যদি x+y = z হয় তবে x,y এবং z এর গড় কত?

• A. $\frac{z}{3}$
• B. $\frac{2z}{3}$
• C. $\frac{z}{2}$
• D. $\frac{x+y}{2}$

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Answer: Option B

Explanation: