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#### Mathematics Solved MCQs Online Quiz Test

Q.1: The side of a rhombus is 26 m and length of one of its diagonals is 20 m. The area of the rhombus is——-?

- 529 sq m
- 240 sq m
- 260 sq m
- 480 sq m

D

Q.2: The length and breadth of a rectangle is increased by 10% and 25% respectively. What is the increase in the area?

- 27.5%
- 37.5%
- 47.5%
- 57.5%

B

Q.3: The length of a rectangle is increased by 25% and its breadth is decreased by 20%. What is the effect on its area?

- Remains same
- 5% decrease
- 5% increase
- 10% increase

A

Q.4: A rectangular lawn of dimensions 80 m * 60 m has two roads each 10 m wide running in the middle of the lawn, one parallel to the length and the other parallel to the breadth. What is the cost of traveling the two roads at Rs.3 per sq m?

- Rs.3600
- Rs.3700
- Rs.3800
- Rs.3900

D

Q.5: A rectangular grass field is 75 m * 55 m, it has a path of 2.5 m wide all round it on the outside. Find the area of the path and the cost of constructing it at Rs.2 per sq m?

- 675, Rs.1350
- 575, Rs.1350
- 1350, Rs.675
- None

A

Q.6: The length of rectangle is thrice its breadth and its perimeter is 96 m, find the area of the rectangle?

- 432 sq m
- 356 sq m
- 452 sq m
- 428 sq m

A

Q.7: The area of a square field 3136 sq m, if the length of cost of drawing barbed wire 3 m around the field at the rate of Rs.1.50 per meter. Two gates of 1 m width each are to be left for entrance. What is the total cost?

- Rs.1014
- Rs.1140
- Rs.999
- Rs.1085

C

Q.8: A rectangular farm has to be fenced one long side, one short side and the diagonal. If the cost of fencing is Rs.10 per meter. The area of farm is 1200 m2 and the short side is 30 m long. How much would the job cost?

- Rs.700
- Rs.1200
- Rs.1400
- Rs.1500

B

Q.9: The length of the rectangular field is double its width. Inside the field there is square shaped pond 8m long. If the area of the pond is 1/8 of the area of the field. What is the length of the field?

- 31 m
- 32 m
- 16 m
- 20 m

B

Q.10: Find the number of square tiles to cover the floor of a room measuring 4 m * 9 m leaving 0.25 m space around the room. A side of square tile is given to be 25 cms?

- 425
- 476
- 450
- 350

C