1. In which two integers the answer for √115 lies?

11 and 12
11 and 12 ,


8 and 9
, , 8 and 9 ,

10 and 11
10 and 11 ,

9 and 10
2. Which of the following does NOT belong to the group?

–36
–36 ,

36
36 ,

(6)2
6 squared,

(−6)2
3. Which of the following has the largest value?

481−−√
square root of 4 over 81 end root ,

6481−−√
square root of 64 over 81 end root ,

16100−−−√
square root of 16 over 100 end root ,

925−−√
4. What is the principal root of √324 ?


17
, , 17 ,

20
20 ,

19
19,

18
5. In which two integers √24 lies?

4 and 5
4 and 5 ,

3 and 4
3 and 4 ,

5 and 6
5 and 6 ,

6 and 7