An error of 2% in excess is made while measuring the side of a square. The percentage of error in the calculated area of the square is :

1.  2%

2.  2.02%

3.  4%

4.  4.04%

View Answer  
4
Correct Answer :

4.04\%


Explanation :
No Explanation available for this question

If the area of a square increases by 69%, then the side of the square increases by :

1.  13%

2.  30%

3.  39%

4.  69%

View Answer  
4
Correct Answer :

30\%


Explanation :
No Explanation available for this question

If the diagonal of a square is made 1.5 times, the ratio of the areas of two squares is:

1.  4: 3

2.  4:5

3.  4:7

4.  4:9

View Answer  
4
Correct Answer :

4:9


Explanation :
No Explanation available for this question

The length and breadth of a square are increased by 40% and 30% respectively. The area of the resulting rectangle exceeds the area of the square by :

1.  35%

2.  42%

3.  62%

4.  82%

View Answer  
4
Correct Answer :

82\%


Explanation :
No Explanation available for this question

The length of one pair of opposite sides of a square is increased by 5 cm on each side: the ratio of the length and the breadth of the newly formed rectangle becomes 3 : 2. What is the area of the original square

1.  25 sq.cm.

2.  81 sq.cm.

3.  225 sq.cm

4.  None of these

View Answer  
4
Correct Answer :

225 sq.cm


Explanation :
No Explanation available for this question

If the side of a square is increased by 5 cm, the area increases by 165 sq.cm. The side of the square is:

1.  12 cm

2.  13 cm

3.  14 cm

4.  15 cm

View Answer  
4
Correct Answer :

14 cm


Explanation :
No Explanation available for this question

The difference of the areas of two squares drawn on two line segments of different lengths is 32 sq.cm. Find the length of the greater line segment if one is longer than the other by 2 cm.

1.  7 cm

2.  9 cm

3.  11 cm

4.  16 cm

View Answer  
4
Correct Answer :

9 cm


Explanation :
No Explanation available for this question

The areas of a square and a rectangle are equal. The length of the rectangle is greater than the length of any side of the square by 5 cm and the breadth is less by 3 cm Find the perimeter of the rectangle.

1.  17 cm

2.  26 cm

3.  30 cm

4.  34 cm

View Answer  
4
Correct Answer :

34 cm


Explanation :
No Explanation available for this question

A tank is 25 m long, 12 m wide and 6m deep. The cost of plastering its walls and bottom at 75 paise per sq. m, is:

1.  Rs. 456

2.  Rs. 458

3.   Rs. 558

4.  Rs. 568

View Answer  
4
Correct Answer :

Rs. 558


Explanation :
No Explanation available for this question

The dimensions of a room are 10 m × 7m ×5 m. There are 2 doors and 3 windows in the room. The dimensions of the doors are 1 m × 3m, One window is of size 2 m× 1.5 m and the other two windows are of size 1 m × 1.5 m. The cost of painting the walls at Rs. 3 per m2 is:

1.  Rs. 474

2.  Rs. 578.50

3.  Rs. 684

4.  Rs. 894

View Answer  
4
Correct Answer :

Rs. 474


Explanation :
No Explanation available for this question
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