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1
The square of 55 is _________________ .
2925
3025
3225
3125
2
The simplest rationalising factor of is
5
3
What must be added to 4931 to make it a perfect square?
115
110
111
15
4
Find the square of 16.
236
256
196
144
Which of the following is a rational number ?
11.010010001
6
What is the divisor in the second step while finding the square root of 1.21.
21
0
7
Which of the following number is the smallest whole number ?
-1
8
On rationalzing the denominator, we get
9
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
10
Decimal representation of is ________________________.
0.2
0.5
0.02
0.002
11
How many numbers lie between square of 22 and 23?
46
44
56
12
How many numbers lie between square of 98 and 99?
189
198
169
13
Express 0.39 decimals in the form
14
None of these
The square root of 6400 is _______________
80
81
23
16
in decimal form is :
17
Decimal Representation of rational number is :
0.296
18
Express each of the following decimal numbers in the form : - 25.6875
19
Express each of the following decimal numbers in the form : 15.75
20
The cube of a 2 digit number will contain _______ .
4 digits
5 digits
6 digits
4 , 5 or 6 digits
Express each of the following numbers in the form : 0.00026
22
What is the fractional equivalent of 0.215
Express each of the following numbers in the form : 0.675
The smallest number by which 8,788 must be divided so that the quotient is perfect cube is :
25
A gardener arranges 3640 plants in such a way that each row contains as many plants as there are rows. In doing so 40 plants are remained in the end. Find out the number of plants in each row.
60
62
74
26
Which of the following statements is CORRECT?
Statement 1 : Cube root of 117.649 is a rational number .
Statement 2 : Cube of an odd number may or may not be odd.
Only Statement - 1
Only Statement - 2
Both Statement - 1 and Statement -2
Neither Statement - 1 nor Statement -2
27
The product of and is
28
If , then equals
29
Which of the following numbers are perfect cubes ?
108
343
243
5,324
30
Identify the square of which of the following number will be an even number.
3011
5026
2349
5123