Subject
Bank Exam
Topic
IFIC Bank Ltd. - Management Trainee Officer - 2017
If a : b = 4 : 7 and b : c = 5 : 6, then a : b : c = ?
If a : b = 4 : 7 and b : c = 5 : 6, then a : b : c = ?
ক)
4 : 7 : 6খ)
20 : 35 : 24গ)
20 : 35 : 42ঘ)
24 : 35 : 30Explanation
Solution: যদি a:b = 4:7 এবং b:c = 5:6 হয় তবে a:b:c = ? Shortcut: অনুপাতের Balancing করতে হবে । Solution: দুটি অনুপাতে b এর মান 7 ও 5 বলে উভয়টিতেই b এর মান 7 5 = 35 করতে হবে । a : b = 4 : 7 = (4 5) : (7 5) = 20 : 35 b : c = 5 : 6 = (5 7) : (6 7) = 35 : 42 a : b : c = 20 : 35 : 42.Related questions
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