Subject: General Aptitude · Chapter: Area · Exam: · Marks: · Difficulty:
2 metres broad pathway is to be constructed around a rectangular plot on the inside. The area of the plot is 96 sq. m. The rate of construction is ₹ 50 per square metre. Find the total cost of the construction.
(a)₹ 2400
(b)₹ 4000
(c)₹ 4800
(d)Data inadequate
(e)None of these
Answer
Answer (as printed): D
Explanation
$l b=96$ (Given) Area of pathway $=[(l-4)(b-4)-l b]=16-4(l+b)$, which cannot be determined. So, data is inadequate.
Explanation as extracted from the printed page; notation may be imperfect.