Welcome to your 06 Math

1. 
What least value should be given to * so that the number 915*26 is divisible by 9?
2. 
A wire is bent to form a square of side 44 cm. If the wire is rebent to form a circle, its radius is:
3. 
_______ is the only even prime number
4. 
On the number line, the integer 5 is located
5. 
1 hectare =________ sq m
6. 
The expanded form of the number 9578 is
7. 
The product of a non-zero whole number and its successor is always
8. 
4 squares each of the side 10 cm have been cut from each corner of a square sheet of paper of size 100 cm x 100 cm. From the remaining piece of paper, an isosceles right triangle is removed whose equal sides are each of 10 cm length. Find the area of the remaining part of the paper.
9. 
In a square park of side 15 m, four flower beds each of side 5 m are to be made as in shown in figure. What is the area of remaining part of the park without flower beds?
10. 
The successor of the predecessor of –50 is
11. 
If the sides of a rectangle are increased to twice its original lengths, how much will the perimeter of the new rectangle increase?
12. 
Find the value of 52 – 4 × ( 17 – 12 ) + 4 × 7
13. 
A whole number is added to 10 and the same number is subtracted from 10. The sum of the resulting numbers is
14. 
A square park is surrounded by 1cm wide path. If area of the path is 136 sq cm, find the area of the park.
15. 
Which least number should be added to 356 to make it exactly divisible by 5?
16. 
Two consecutive prime number whose difference is 2 are called
17. 
Predecessor of a whole number is always a whole number.
18. 
Varsha wants to find the volume of her lunchbox. Which of these units should she use?
19. 
In a box, the ratio of red marbles to blue marbles is 7:4. Which of the following could be the total number of marbles in the box?
20. 
The additive inverse of a negative number is positive.