Welcome to your 08 math

1. 

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2. 
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 cost of leveling the Crossroads at the rate of Rs.120 per square m .

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3. 
In a off season sale, A shopkeeper is giving successive discounts 30% and 40% on every item. Find the single discount equivalent to these successive discounts.

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4. 
Find the value of 45% of 280 + 28% of 450

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5. 
Find the value of

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6. 
196 is the square of

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7. 
The height of a cylinder is 14 cm and its radius is 7 cm. Find the total surface area of the cylinder?

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8. 
Which of the following numbers is a perfect cube?

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9. 
Four horses are tethered with equal ropes at 4 corners of a square field of side 84m, so that they just can reach one anther. Find the area left ungrazed by the horses

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10. 
The volume of a cube is 64 cm³. Its surface area is

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11. 
The compound interest on Rs 50,000 at 4% per annum for 2 years compounded annually is

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12. 
Selling price of an article is :

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13. 
What percent is 120 of 90?

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14. 
Find the area of a square field, if its perimeter is 256 m.

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15. 
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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16. 
If the height of the triangle is decreased to 40% and base is increased by 40%. What is the effect on its area?

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17. 
Rishi sold his television set for Rs. 2560, thereby losing 20% on what he paid for it. What did he pay for it?

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18. 
Express Rs. 0.56 as a percentage of Rs. 3.50

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19. 
89 persons are going for rafting trip They can rent 5-person, 7-person, and 8-person rafts. All the rafts must be full in order to have the correct balance. The daily rental rates are: 5-person raft ₹240.00 7-person raft ₹280.00 8-person raft ₹340.00 What can be the minimum possible total cost of rafting?

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20. 
∛19683= ? ×3

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