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1
An example of a whole number is :
0
- 7
2
How many numbers lie between square of 98 and 99?
189
198
196
169
3
What could be the possible "one's digit" of the square root of 625?
5
4
8
The simplest rationalising factor of is
What will be the number of zeros in the square of 400?
6
Out of the following, the irrational number is
7
The counting numbers 1, 2, 3, 4, ........ are called ____________________
Whole numbers
Natural numbers
Integers
Rational Numbers
The square of 55 is _________________ .
2925
3025
3225
3125
9
Which of the following is following is not a proper fraction ?
10
Class'X-A' of a school collected Rs.1024 As contribution to AP Flood Refief Fund . If each student contributed as one student in the class . The number of students in the class are _______________
24
32
64
40
11
While estimating the cube root of 23 using the table, what is the fractional part in it.
802
844
12
Which least number should be subtracted from 629 so as to get a perfect square ?
13
What is the divisor in the second step while finding the square root of 2 using the approximation method.
281
None of these
14
Express each of the following numbers in the form : 0.675
15
A quantity which expresses a part of the whole is called a/an ____________
Fraction
Prime number
Integer
16
The whole number that does not have a predecessor is ______________.
100
17
By What number should each of the following numbers be multiplied to get a perfect square in each case? Also, find the number whose square is the new number : 3675
5 , 210
3 , 105
5 , 89
6 , 566
18
324 is a perfect square of which number ?
19
Which is the greatest 4 - digit perfect square ?
9999
9990
9800
9801
20
Find the smallest number by which the given number 7688 must be multiplied so that the product is a perfect square.
21
Which of the following numbers are perfect cubes ?
108
343
243
5,324
22
The value of is
-40
-42
-22
-32
23
Decimal expansion of a rational number is terminating if in its denominator there is :
2 or 5
3 or 5
9 or 11
3 or 7
What is the divisor in the third step while finding the square root of 0.4285714285.
1304
0.65
125
60
25
What is the smallest square number which is divisible by each of the numbers 6,9 and 15 ?
900
810
630
720
26
Which of the following fractions will you get on rationalizing the denominator of ?
27
Find the square of 524.
274576
284576
24589
25676
28
The length of each side of the cubical box is 2.4 m. Its volume is :
13.854 sq m
13.824
29
30
Identify the squares of which of the following numbers are odd .
2952
2345
2034
3056