• A. x = 1 এবং y = 5
• B. x = 4 এবং y = 5
• C. x = 2 এবং y = 3
• D. x = 1 এবং y = 1

Answer: Option D

Explanation:

• A. (3a, 4b)
• B. (2a, b)
• C. (b, a)
• D. (a, b)

Answer: Option D

Explanation:

• A. (4, 6)
• B. (1, 2)
• C. (4, 5)
• D. (2, 3)

Answer: Option D

Explanation:

• A. 8
• B. 4
• C. 1

Answer: Option D

Explanation:

• A. 8
• C. 2
• D. 1

Answer: Option D

Explanation:

• A. 8
• B. 15
• C. 12
• D. 10

Answer: Option C

Explanation:

• A. 2bc/b
• B. 2b/c
• C. - 2c/b
• D. 2c/b

Answer: Option C

Explanation:

• A. (a² - b²)/(a + b)
• B. (a - b)/(a + b)
• C. (a + b)/(a - b)
• D. (3a + 2b)/(a - b)

Answer: Option D

Explanation:

• A. (b² - c²)/a²
• B. (b + c)/a
• C. (b - c)/a
• D. (a - b)/a

Answer: Option B

Explanation:

• A. a² + b²
• B. (a² + b²)/(a² - b²)
• C. (a - b)/(a + b)
• D. a² - b²

Answer: Option B

Explanation:

• A. c/(a + b)
• B. ab/(a + b)
• C. a/b + c
• D. (a + b)/c

Answer: Option D

Explanation:

• A. ca/(b + a)
• B. (c + a)/b
• C. ac/b
• D. b/(c + a)

Answer: Option B

Explanation:

• B. 2b
• C. 2a
• D. a + b

Answer: Option A

Explanation:

• B. x/(a - b)
• C. x/(a + b)
• D. 2bx/(a² - b²)

Answer: Option D

Explanation:

• A. xy/(x + y)
• B. (xy + 1)/y
• C. 1/y
• D. x/y

Answer: Option B

Explanation: