alleryমোট তিনটি পেমেন্ট ₹225; প্রতিটি আগেরটির থেকে ₹15 উপরে। প্রথম পেমেন্ট?
A₹65
B₹60
C₹70
D₹75
Answer & Solution
Correct answer: B. ₹60
অর্থপ্রদানগুলিকে x, x + 15 এবং x + 30 হিসাবে লিখলে 3x + 45 = 225 পাওয়া যায়, সুতরাং x = ₹60।
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