Subject
Bank Exam
Topic
পূবালী ব্যাংক লিমিটেড (সিনিয়র অফিসার) - ৩০.০৯.২০২৩
If 50% of (x - y) = 30% of (x + y), then what percent of x is y?
If 50% of (x - y) = 30% of (x + y), then what percent of x is y?
ক)
25খ)
30গ)
35ঘ)
40Explanation
50% of (x - y) = 30% of (x + y) বা, 50(x - y)/100 = 30(x + y)/100 বা, 5(x - y) = 3(x + y) বা, 5x - 5y = 3x + 3y বা, 5x - 3x = 5y + 3y বা, 2x = 8y বা, x/y = 8/2 বা, x = 4y Percent of x is y = (1/4) × 100% = 25%Related questions
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