Subject
Bank Exam
Topic
এনআরবিসি ব্যাংক (টিএও) - ২৬.১০.২০২৪
If two jeans and three shirts cost Tk. 4,000 and three jeans and two shirts cost Tk. 3,500. The how much does a jeans cost?
If two jeans and three shirts cost Tk. 4,000 and three jeans and two shirts cost Tk. 3,500. The how much does a jeans cost?
ক)
Tk. 500খ)
Tk. 1,000গ)
Tk. 1,500ঘ)
Tk. 2,000Explanation
মনেকরি, 1টি জিন্স এর দাম = x টাকা এবং, একটি শার্টের দাম = y টাকা প্রশ্নমতে, 2x + 3y = 4000 ……(i) এবং 3x + 2y = 3500……..(ii) (i) x 2 - (ii) x 3 ⇒ 4x + 6y = 8000 9x + 6y = 10500 —-------------------- - 5x = -2500 Or, x = 500 ∴1টি জিন্সের দাম 500 টাকাRelated questions
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