Simplification
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Simplification
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25 Questions

1. The value of √ ( ) ( ) ( ) √ ( ) ( ) ( )
2. The value of [( ) ]( )
3. Simplify: (0.1)-2 {1 -“ 9(0.16)-2}
4. .
5. The square root of 0.4 is:
6. The sum of the squares of two positive integers is100 and the difference of their squares is 28 - The sum of the numbers is:
7. The number of pairs of natural numbers the difference of whose squares is 45 will be
8. is equal to:
9. The value of √( ) √( )
10. The sum of the digits of the smallest number which - when multiplied by 1800 - gives a perfect cube - is
11. The value of of
12. (√√) equal to:
13. √ √ +
14. The sum of the squares of 3 consecutive positive numbers is 365. The sum of the numbers is
15. The simplified value of √(0.25 × 2.25) is
16. The value of
17. There are some boys and girls in a room. The square of the number of the girls is less than the square of the number of boys by 28. If there were two more girls - the number of boys would has been the same as that of the girls. The total number of the boys and girls in the room are
18. The value of ( ) ( )
19. The value of
20. By what least number should 675 be multiplied so as to obtain a perfect cube number ?
21. The number - whose square is equal to the difference between the squares of 975 and 585 - is:
22. Simplify : 1 +
23. The square root of
24. √0.00060516 is equal to
25. (0.5 × 5 + 0.25 × 0.5 + 0.5 × 4 + 0.5 × 0.75) is equal to

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