Latest HCL Aptitude Question SOLUTION: A warehouse had a square floor with are 10,000 sq.metres. A rectangular addition was built along one entire side of the warehouse that increased the floor by one-half as much as th

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(#M40003881) HCL question HCL PUZZLE Keep an EYE

A warehouse had a square floor with are 10,000 sq.metres. A rectangular addition was built along
one entire
side of the warehouse that increased the floor by one-half as much as the original floor. How many
metres did
the addition extend beyond the original building?
A) 10 B) 20 C) 50 D) 200
E) 500

Asked In HCL (12 years ago)

Unsolved Read Solution (4)

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Read Solution (4) :

pavani  (11 years ago)

length=100,b=?
area of rectangle=l*b
original floor=10,000 sq.metres
increasing the original floor by half of the original floor=10000+1/2(10000)
=15000
so 15000-10000=5000(area of rectangular portion)
l*b=5000
l=100 so 100*b=5000 ->b=50
so extended part is of 50metres

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Gireraj  (9 years ago)

area of square floor=10,000 = a^2
then, a=100;
increased floor length = 1/2*(original floor) => 1/2*(a)
=>1/2*(100) => 50 metres //

Is this solution Helpfull? Yes (2) | No   

Rohit Verma  (12 years ago)

Ans 50
100+50=l
50=b

Is this solution Helpfull? Yes (1) | No (4)  

vinay upadhyay  (12 years ago)

(100+x)100=10000+10000*.5
10000+100x=15000
x=50

Is this solution Helpfull? Yes (1) | No (3)  

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