Quantitative Aptitude » QA Test 1 » General Questions - Discussion

[ A ] 1 : 38

[ B ] 1 : 24

[ C ] 1 : 42

[ D ] 1 : 48 right

1 .

The ratio of the length and the breadth of a rectangle is 4 : 3 and the area of the rectangle is 1728 sq cm. What is the ratio of the breadth and the area of the rectangle ?

Answer : Option D

Explanation :

(4x) (3x) = 1728
==>$x^2$= 144
∴ x= 12
==>le ngth = 48; breadth = 36
∴ required ratio = $36\over36X48$ = 1 : 48

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