Welcome to your 08 math

1. 
There is 60% increase in an amount in 6 years at simple interest. What will be the compound interest of Rs. 15000 after 3 years at the same rate.
2. 
How many natural numbers lie between 5² and 6²?
3. 
The dimensions of a plot are 300 m x 250 m. A builder builds 3 roads which are 3 m wide along the length on either side and one in the middle. On either side of the middle road he builds houses to sell. How much area did he get for building the houses?
4. 
5. 
A piece of string is 36 cm long. What will be the length of each side. If the string is used to form an equilateral triangle?
6. 
Cube Root of 592704=
7. 
A square board has an area of 144 square units. How long is each side of the board?
8. 
An English jeweler sold Rs. 35000 worth of jewels in one month (his ‘turnover’) and made a profit of Rs. 14000. What is his profit as a percentage of his turnover?
9. 
The given figure shows a photograph mounted on a rectangle frame. The area of the photograph is
10. 
The sum of successive odd numbers 1, 3, 5, 7, 9, 11, 13 and 15 is
11. 
2.5% of Rs. 200
12. 
A perfect square can never have the following digit in its ones place
13. 
Latika bought a teapot for ₹120 and a set of cups for ₹400. She sold teapot at a profit of 5% and cups at a loss of 5%. The amount received by her is
14. 
√0.0064 = ?
15. 
A map is given with a scale, 5cm=1000 Km. What is the actual distance between two cities in Kilometers, if the distance shown on the map is 5.5cm?
16. 
Rishi sold his television set for Rs. 2560, thereby losing 20% on what he paid for it. What did he pay for it?
17. 
Find the Square Root of 32761=
18. 
If a % is the discount per cent on a marked price x, then discount is
19. 
Ratio of area of ΔMNO to the area of parallelogram MNOP in the figure is :
20. 
Dimensions of a painting are 100 cm x 50 cm. Find the area of the wooden frame of width 5 cm around painting .