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1. if y/x = 1/3 and x + 2y = 10, then x is--/যদি y/x = 1/3 এবং x + 2y = 10 হয় তাহলে x = ?
- A. 2
- B. 2
- C. 2
- D. 2
Answer: Option D
Explanation:
Y/X = 1/3
বা, x = 3
এখন, x + 2y = 10
3y + 2y = 10
5y = 10
y = 10/8 = 2
x = 3 × 2 = 6
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