Quant Quiz (Based on Mensuration )

1.The monthly rent of a shop of dimension 18 feet × 22 feet is Rs. 2244. What is the annual rent per square foot of the shop?

(a)Rs. 5(2/3)

(b)Rs. 5(1/16)

(c)Rs. 34 

(d)Rs. 68

(e)none of these

2.The width of a rectangle is 10 meter and its area is 150 square meter. If length of the rectangle is increased them its new area is 11/3 times of the original area. What is the new perimeter of the rectangle? 

(a)48 m

(b)52 m

(c)54 m

(d)60 m

(e)none of these 

3.The length of a rectangle is double its width. If the length is diminished by 5 cm and the width is increased by 5 cm then its area is increased by 75 cm square. What is the length of the rectangle? 

(a)10 cm

(b)20 cm

(c)40 cm

(d)25 cm

(e)none of these 

4.If each of the opposite sides of a square is increased by 8 cm then ratio of sides of the rectangle thus formed is 5 : 3. What is the area of the original square?

(a)132 cm2

(b)156 cm2

(c)144 cm2

(d)192 cm2

(e)none of these 

5.The length of a rectangular plot is 10 meter more than its width. The cost of fencing the plot along its perimeter at the rate of Rs. 6.5 meter is Rs. 1690. The perimeter of the plot is.

(a)130 cm

(b)260 cm

(c)390 cm

(d)195 cm

(e)none of these 

6.The length of a rectangular hall is 5 meter more than its width. The area of the hall is 750 m2 then what is the length  of the hall?

(a)30 m

(b)12 m

(c)24 m

(d)32 m

(e)none of these 

7.The width of a rectangular hall is three fourth of its length. If Area of the floor is 768 m2 then what is the difference between length and width of the hall?

(a)8 m

(b)12 m

(c)24 m

(d)32 m

(e) none of these 

8.The length of a rectangular plot is 5 folds its width. Half the area of the plot is covered by a playground whose area is 245 square meter. What is the length of the plot?

(a)35√2 m

(b)175√2 m

(c)490 m

(d)5√2 m

(e) none of these 

9.The length of a rectangular landscape is 4 times its breadth. There is a playground in it whose area is 1200 square meter and which is one third of the total landscape. What is the length of the landscape?

(a)60 m

(b)120 m

(c)90 m

(d)8 m

(e)none of these 

10.The length of a rectangle is reduced by 20%. By what percent would the width have to be increased to maintain the original area?

(a)162/3%

(b)20%

(c)25%

(d)33(1/3)%

(e) none of these 

Answers with Explanation !!!!!!!!!!!!!