1. The length of the minute hand of a clock is 10.5cm long. Find the area swept by the minute hand in 10 minutes.

2. The ratio between two quantities is 7:9. If the first quantity is 511 then find the other quantity.

3. The diagonals of a rhombus are 24 cm and 10 cm. Find the perimeter of rhombus.

4. 984 guavas were packed in 8 cartons. If each carton contains the same number of guavas, then how many guavas were kept in each carton?

5. Identify the number using the given clues.

1.  I am an odd number

2. My tens digit is the greatest one digit number

3. My hundred digit is an even number

4. My thousand digit is the least odd number