Home
About Us
Contact Us
Bookmark
Saved Bookmarks
Current Affairs
General Knowledge
Chemical Engineering
UPSEE
BSNL
ISRO
BITSAT
Amazon
ORACLE
Verbal Ability
→
General Awareness
→
IIT JEE in General Awareness
→
Which of the following numbers are perfect squares...
1.
Which of the following numbers are perfect squares?(i) 121 (ii) 136 (iii) 256 (iv) 321 (v) 600
Answer»
Number
Prime factorization
Perfect square numbers Yes/No
i) 121
121 = 11 x 11 = 11
2
yes
ii) 136
136 = 8 x 17 = 2 x 2 x 2 x 17
No
iii) 256
256 = 2 x 2 x 2 x 2 x 2 x 2 x 2x 2 = 2
8
= (2
4
)
2
yes
iv) 321
321 = 3 x 107
No
v) 600
600 = 120 x 5 = 12 x 10 x 5 = 2 x 2 x 2 x 3 x 5 x 5
No
Show Answer
Discussion
No Comment Found
Post Comment
Related InterviewSolutions
1521 trees are planted in a garden in such a way that there are as many trees in each row as there are rows in the garden. Find the number of rows and number of trees in each row.
Kishore told “Every number is a square number”. Krishna told “Every number is a pure number”. In the above two statements who is correct ? A) Kishore B) Krishna C) Both are correct D) Both are false
\(\sqrt{625}\) + \(\sqrt{441}\) = .............A) 47 B) \(\sqrt{1066}\)C) 46 D) 45
What will be the units digit of the square of the following numbers?(i) 39 (ii) 297 (iii) 5125 (iv) 7286 (v) 8742
The units digit in the square of 431 is ………………… A) 3 B) 7 C) 0 D) 1
Which of the following numbers are perfect squares?(i) 121 (ii) 136 (iii) 256 (iv) 321 (v) 600
The side of a square is 19 units then its area is ………………… sq. units. A) 312 B) 191 C) 163 D) 361
A solid with 6 equal square faces on all the surfaces is called …………………..A) Side B) Cube C) Complete cube D) Cuboid
1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 + 23 + 25 = ……………… A) 132 B) 168 C) 139 D) 169
17 < √x < 18, x = ………………. A) 100 B) 900 C) 300 D) 20
Reply to Comment
×
Name
*
Email
*
Comment
*
Submit Reply
Your experience on this site will be improved by allowing cookies. Read
Cookie Policy
Reject
Allow cookies