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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
1.
One third of Vinod’s marks in Mathematics exceeds half of his marks in Social Studies by 30, if he got 240 marks in the two subjects together, how many marks did he get in Social Studies?
[MTB Management Trainee -2013 : 2013]
1. 40
1
2. 60
2
3. 80
3
4. 10
4
5. None of these
5
Answer
Answer
: 60
Explanation
:
Let,
marks in Math= x
marks in Social Science= Y
x+y=240
∴ x=(240-y)
x/3=y/2+30
⇒ x/3-y/2
=30
⇒ 2x-3y/6=30
⇒ 2(240-y)-3y=180
⇒ 480-2y-3y=180
⇒ -5y=180-480
⇒ -5y=-300
∴ y=60
marks in Social Science= Y=60 (Ans)
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