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Aptitude Test
Verbal Reasoning
Logical Reasoning
NCC Bank Limited
Computer Science
বাংলা ভাষা ও সাহিত্য
ইসলামিয়াত প্রশ্ন
GK
43th Bcs Preliminary
"Education-Instruction-Inspiration"
Aptitude Test
Verbal Reasoning
Logical Reasoning
NCC Bank Limited
Computer Science
বাংলা ভাষা ও সাহিত্য
ইসলামিয়াত প্রশ্ন
GK
43th Bcs Preliminary
Name of Section:
Lesson 1
Lesson 2
Ages Problems
1.
Borhan age after 15 years will be 5 times his age 5 years back, What is the present age of Borhan?
1. 15 বছর
1
2. 14 বছর
2
3. 10 বছর
3
4. 8 বছর
4
Answer
উত্তরঃ 10 বছর।
Explanation
x+15 = 5(x-5)
⇒
x+15 = 5x-25
⇒
x-5x= -25-15
⇒ -4x = -40
∴ x = 10
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