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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.
The ratio between the perimeter and the breadth of a rectangle is 5 : 1. If the area of the rectangle is 216 sq. cm, what is the length of the rectangle?
[EXIM Bank MTO-2013 : 2013]
1. 16 cm
1
2. 18 cm
2
3. 20 cm
3
4. 24 cm
4
5. None of these
5
Answer
Answer
: Option B
Explanation
:
=> 2l + 2b = 5b
=> 3b = 2l
b=(2/3)l
Then, Area = 216 cm2
=> l x b = 216
=> l x (2/3)l =216
=> l2 = 324
l = 18 cm.
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