Welcome to your 08 math

1. 
A rectangular park of length 70 m and breadth 50 m is there in a locality. Two crossroads perpendicular to each other of width 6 m needs to be constructed in between the park for walking. Find the area of Vertical Road.

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2. 
A wall in a room is 15 feet long. On a scale drawing it is shown as 6 inches. What is the scale of the drawing?

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3. 
There are two numbers such that the sum of the numbers is 32 and their difference is 6. Find the difference of their squares.

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4. 
2.5% of Rs. 200

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5. 
If the diagonals of a rhombus get doubled, then the area of the rhombus becomes_______its original area.

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6. 
Increase Rs 350 by 20%

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7. 
√1296 = (?)²

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8. 
Express Rs. 0.56 as a percentage of Rs. 3.50

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9. 

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10. 
Find the smallest number by which 9720 should be multipled to get a perfect cube.

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11. 
Find the shaded area

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12. 
The compound interest on Rs 50,000 at 4% per annum for 2 years compounded annually is

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13. 
The surface area of the three coterminus faces of a cuboid are 6, 15 and 10 cm² respectively. The volume of the cuboid is

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14. 
The area of a parallelogram is 60 cm² and one of its altitude is 5 cm. The length of its corresponding side is

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15. 
If two dozen bananas cost ₹120, then what is the cost of 10 bananas?

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16. 
√2025 = ? x √81

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17. 
What is the least number to be added to 631 to make it a perfect square?

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18. 
The next two numbers in the number pattern 1, 4, 9, 16, 25 ... are

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19. 
Which number is cube of even natural numbers:

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20. 
Ramesh has three containers.

A : Cylindrical container A having radius r and height h,
B : Cylindrical container B having radius 2r and height 1/2 h, and
C : Cuboidal container C having dimensions r × r × h

The arrangement of the containers in the increasing order of their
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