Question
Download Solution PDFএকজন মা এবং তার মেয়ের বয়সের অনুপাত 9:2। মেয়ের জন্মের সময় মায়ের বয়স ছিল 28। মেয়ের বয়স কত?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFধরা যাক, অনুপাতের সাধারণ গুনিতক 'x'
মায়ের বয়স = 9x
মেয়ের বয়স = 2x
মায়ের ও মেয়ের বয়সের পার্থক্য = 28 (যখন মায়ের বয়স 28 বছর তখন মেয়ের জন্ম হয়)।
সুতরাং,
9x - 2x = 28
7x = 28
x = 4
মেয়ের বয়স = 2x = 2 x 4 = 8
অতএব, মেয়ের বয়স 8 বছর।
Last updated on Jun 16, 2025
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