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1
What is the divisor in the second step while finding the square root of 2 using the approximation method.
281
24
None of these
2
The cube of a 2 digit number will contain _______ .
4 digits
5 digits
6 digits
4 , 5 or 6 digits
3
Choose a Pythagorean triplet whose one member is 15
(14,58,50)
(8,15,17)
(14,96,50)
(14,41,60)
4
Find the tens digit in the cube root of 2197.
none of these
5
From the choices given below mark the co-prime numbers
2 and 3
2 and 4
2 and 6
2 and 10
6
Express 0.750 decimal in the form
7
By using the table for square roots, find the value of .
5.001
5.009
5.002
8
A number ending with _______________ is never a perfect square.
all of these
9
Find the unit digit of the square of 85 and 64 .
9,4
5,6
5,9
6,5
10
What will be the "one's digit" in the square of 1234?
11
While estimating the cube root of 23 using the table, what is the fractional part in it.
802
844
12
Express 7.010 decimal in the form
13
How many numbers lie between square of 108 and 109 ?
218
216
210
14
What is the square of number 8 ?
32
64
16
15
How many numbers lie between square of 98 and 99?
189
198
196
169
Which of the following statements are false
1. The number of digits in a square number is even.
2. The square of a prime number is prime
3. No square number is negative.
4. The sum of two square numbers is a square number.
1,2,3
1,3
1,2,4
2,4
17
What is the fractional equivalent of 0.215
18
Check whether (6,32,34) is a pythagorean triplet or not
Yes
No
Not confirm
Data insufficient
19
Which of the following fractions will you get on rationalizing the denominator of ?
20
324 can be express as the sum of first ___________________ consecutive odd numbers.
21
The value of is
22
Observe the pattern
and find
420
430
340
440
23
Express each of the following decimal numbers in the form : - 25.6875
25
Evaluate the following:
(i) - 1, (ii) - 6.9 , (iii) - 2/5
(i) - 3 , (ii) - 7.1 , (iii) - 1/5
(i) - 4 , (ii) - 7.9 , (iii) - 2/5
(i) - 1 , (ii) - 6.5 , (iii) - 1/5
26
If then the value of is :
0.016
1.60
0.16
27
Rs. 7744 were collected in a school in the from of fee. If each student is paid as many rupees as there were the number of students in the school. How many students were there?
78
88
98
68
28
If the number of natural numbers in between the square of 25 and 26 is 'r' and the number of natural numbers in between the square of 15 and 16 is 't'. Then find the difference of r and t .
30
50
29
The unit digits in the cube root of 512,729,3375 are respectively ________________ .
8,1,5
7,1,5
8,9,5
8,8,5
What is the divisor in the third step while finding the square root of 0.4285714285.
1304
0.65
125
60