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5. This is a ONE TIME attempt test. Once started, it cannot be reversed or attempted again.
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1
Express as the sum of two consecutive natural numbers.
220+221
100+341
400+41
none of these
2
Find the unit digit of the square of 85 and 64 .
9,4
5,6
5,9
6,5
3
168+1
84+85
100+69
4
What is the square of 4 and 7 ?
16,48
16,49
49,16
8,14
5
By using the table for square roots, find the value of .
2.646
3.000
2.828
3.162
6
Find the square of .
18
doesn't exist
7
What is the remainder in the first step while finding the square root of 477.4225
0
21
8
Find the square of -15.
150
225
- 225
9
Find the least number which must be subracted from 7230 to make it a perfect square.
15
12
10
Find the divisor in the third step while finding the square root of 3.
27
343
17
11
Which of the following are pythagorean triplets :
(10,24,26)
(18,80,82)
(5,12,13)
All of these
What will be the number of digit in the square root of 1296 ?
13
1681 is the square of which number ?
39
41
29
31
14
25 can be express as the sum of first ___________________ consecutive odd numbers.
A gardener arranges plants in rows to form a square. He finds that in doing so 15 plants are left out.if the total member of plants are 3984. the number of plants in each row are.
62
63
64
16
Find the square of 1.5 .
2.25
22.5
0.225
The square of 514 and 525 is ______________________ .
264196, 275635
264196, 275525
264196, 275625
264596, 276625
19
From the following identify which is not a perfect square ?
102455868 and 12456987
145785269853 and 1254820
12457866342 and 2020202450
20
Identify the pair which is not a perfect square.
2500, 625
2023, 121
2027, 120