1 . x- 1 ⁄ x=5 হলে x2+1 ⁄ x2=কত?

• A. 21
• B. 27
• C. 28
• D. 29

Answer: Option B

Explanation:

2 . if x:y=5;3, then(8x-5y):(8x=5y)=?

• A. 5:11
• B. 6:5
• C. 5:6
• D. 3:4

Answer: Option A

Explanation:

3 . If 4y-3x=5, what is the smallest integer value of x for which y>100?

• A. 130
• B. 131
• C. 132
• D. 395
• D. None of these

Answer: Option C

Explanation:

4 . x=5+4

• A. $36$
• B. $27$
• C. $18$
• D. $9$

Answer: Option C

Explanation:

5 . 2x+3y2y+3x=56

• A. $6:8$
• B. $8:3$
• C. $5:6$
• D. $3:8$

Answer: Option B

Explanation:

6 . x+1x=5

• A. $1$
• B. $3\sqrt{5}$
• C. $5$
• D. $2\sqrt{5}$

Answer: Option D

Explanation:

7 . x-1x=5

• A. $8\sqrt{5}$
• B. $10\sqrt{2}$
• C. $5$
• D. $8$

Answer: Option A

Explanation:

8 . x+1x=5

• A. $5$
• B. $2$
• C. $5\sqrt{2}$
• D. $2\sqrt{5}$

Answer: Option D

Explanation:

9 . 25^x=5 হলে,X এর মান কত?

• A. 1/2
• B. 1/4
• C. 1/3
• D. 1300

Answer: Option A

Explanation:

10 . x=5+4

• A. 36
• B. 27
• C. 18
• D. 9

Answer: Option C

Explanation:

11 . x-1x=5

• A. $8\sqrt{5}$
• B. $10\sqrt{2}$
• C. 5
• D. 8

Answer: Option A

Explanation:

12 . x+1x=5, x3+1x3=?

• A. 115
• B. 110
• C. 125
• D. 225

Answer: Option B

Explanation:

13 . x+1x=5

• A. $\frac{1}{4}$
• B. 4
• C. -4
• D. $\frac{1}{6}$

Answer: Option D

Explanation:

14 . 2+6/x=5  

• A. 4
• B. 10
• C. 12
• D. কোনোটিই নয়

Answer: Option B

Explanation:

15 . x-1x=5

• A. 8√5
• B. 10√5
• C. 5
• D. 8

Answer: Option A

Explanation:

16 . x-1x=52

• A. 25
• B. 29
• C. 28
• D. 27

Answer: Option B

Explanation:

17 . x-1x=5

• A. $29$
• B. $30$
• C. $31$
• D. $32$

Answer: Option A

Explanation:

18 . x+1x=5

• A. $\frac{1}{5}$
• B. $\frac{1}{7}$
• C. $\frac{1}{6}$
• D. $\frac{1}{4}$

Answer: Option C

Explanation:

19 . x=5

• A. $5$
• B. $25$
• C. $625$
• D. $50$

Answer: Option C

Explanation:

20 . x=5t2+2t+3

• A. $2m{s}^{-1}$
• B. $5m{s}^{-1}$
• C. $7m{s}^{-1}$
• D. $10m{s}^{-1}$

Answer: Option A

Explanation:

21 . 2+6x=5

• A. $10$
• B. $12$
• C. $15$
• D. $20$

Answer: Option B

Explanation: