Question 1 : A tank is 25 m long, 12 m wide and 6 m 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   Discuss with Members

Question 2 : A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. If the area of the field is 680 sq. feet, how many feet of fencing will be required?
1. 34
2. 40
3. 68
4. 88
View Answer   Discuss with Members

Question 3 : The length of a rectangular plot is 20 metres more than its breadth. If the cost of fencing the plot @ 26.50 per metre is Rs. 5300, what is the length of the plot in metres?
1. 40
2. 50
3. 120
4. None of these
View Answer   Discuss with Members

Question 4 : The length of a rectangle is halved, while its breadth is tripled. What is the percentage change in area?
1. 25% increase
2. 50% increase
3. 50% decrease
4. 5% decrease
View Answer   Discuss with Members

Question 5 : The difference between the length and breadth of a rectangle is 23 m. If its perimeter is 206 m, then its area is:
1. 1520 m2
2. 2420 m2
3. 2480 m2
4. 2520 m2
View Answer   Discuss with Members

Question 6 : The diagonal of a rectangle is 41 cm and its area is 20 sq. cm. The perimeter of the rectangle must be:
1. 9 cm
2. 18 cm
3. 20 cm
4. 41 cm
View Answer   Discuss with Members

Question 7 : What is the least number of squares tiles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad?
1. 814
2. 820
3. 840
4. 844
View Answer   Discuss with Members

Question 8 : A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. The percentage of decrease in area is:
1. 10%
2. 10.08%
3. 20%
4. 28%
View Answer   Discuss with Members

Question 9 : A rectangular park 60 m long and 40 m wide has two concrete crossroads running in the middle of the park and rest of the park has been used as a lawn. If the area of the lawn is 2109 sq. m, then what is the width of the road?
1. 2.91 m
2. 3 m
3. 5.82 m
4. None of these
View Answer   Discuss with Members

Question 10 : The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:
1. 40%
2. 42%
3. 44%
4. 46%
View Answer   Discuss with Members