1 . x:y = 2:1 হলে 3x:2y এর মান কত?

• A. 3:1
• B. 4:1
• C. 3:2
• D. 4:2

Answer: Option A

Explanation:

2 . x:y=5:6 হলে 3x : 5y = ?

• A. 3 : 5
• B. 1 : 2
• C. 6
• D. 15 : 30

Answer: Option B

Explanation:

3 . 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:

4 . x:y=5:3

• A. $5:11$
• B. $6:5$
• C. $5:6$
• D. $3:8$

Answer: Option A

Explanation:

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

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

Answer: Option B

Explanation:

6 . x:y

• A. $y:x$
• B. $y:\frac{1}{x}$
• C. $\sqrt{x}:\sqrt{y}$
• D. $\frac{1}{x}:\frac{1}{y}$

Answer: Option A

Explanation:

7 . x:y=2:3

• A. $6:9:14$
• B. $10:15:21$
• C. $2:5:7$
• D. $3:5:7$

Answer: Option B

Explanation:

8 . 2x+3y3x+2y=56

• A. $8:3$
• B. $5:6$
• C. $3:8$
• D. $6:4$

Answer: Option A

Explanation:

9 . x:y=a:b, যদি x=6 , y=5 এবং a=36 হয় তবে b=কত?

• A. ৩৫
• B. ৩০
• C. ১২
• D. ৬

Answer: Option B

Explanation:

10 . If x:y= 5:3, then (8x-5y) : (8x+5y)= ?

• A. 3:12
• B. 8:12
• C. 5:11
• D. 5:15

Answer: Option C

Explanation:

11 . If x:y =5:3 , then (8x-5y) : (8x +5y) =?

• A. 5 : 11
• B. 6 : 5
• C. 5 : 6
• D. 3 : 8

Answer: Option A

Explanation:

12 . যদি 2x =3y=4z হয়, তবে x:y:z এর মান কত?

• A. 2:3:4
• B. 6:4:3
• C. 3:4:2
• D. 4:3:2

Answer: Option B

Explanation: