alleryমীনাই এখন বেৰাত 18 দিনত ৰং কৰিব পাৰে আৰু গীতাই 9 দিনত কৰিব পাৰে। যদি তেওঁলোকে একেলগে কাম কৰে, বেৰাখনৰ কাম শেষ হ'ব
A5 দিন
B6 দিন
C7 দিন
D8 দিন
Answer & Solution
Correct answer: B. 6 দিন
দুয়ো একেলগে প্ৰতিদিনে বেৰাখনৰ 1/18 + 1/9 = 3/18 = 1/6 অংশত ৰং কৰে, গতিকে 6 days।
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