Square Root Questions

square root quiz

Square and Square Root Practice Test:

Ques. The largest of four digit numbers which is a perfect square is
(a) 9801
(b) 9904
(c) 9804
(d) 9809
Ans. (a)

Ques. Evaluate √6084 by factorization method .
(a) 78
(b) 76
(c) 82
(d) 64

Ans. (a)

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Ques. What is the square root of 8?
(a) 2.828
(b) 2.928
(c) 2.728
(d) 2.628
Ans. (a)

Ques. Find the square root of each of 291600 by long division method:
(a) 520
(b) 620
(c) 580
(d) 540
Ans. (d)

Ques. What is the square root of 0.0009?
(a) 0.81
(b) 0.27
(c) 0.03
(d) 0.003

Ans. (c)

Ques. Find the 169 square root.
(a) 21
(b) 11
(c) 17
(d) 13
Ans. (d)

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Ques. Using the square root able, find the value 6.328
(a) 2.512
(b) 2.518
(c) 2.517
(d) 2.514
Ans. (d)

Ques. What is the square root of 85?
(a) 9.519
(b) 9.419
(c) 9.319
(d) 9.219
Ans. (d)

Ques. Evaluate: √0.9 up to 3 places of decimal.
(a) 0.948
(b) 0.958
(c) 0.938
(d) 0.978

Ans. (a)

Ques. A General arranges his soldiers in row to form a perfect square. He finds that in doing so, 60 soldiers are left out. If the total number of soldiers be 8160, find the number of soldiers in each row.
(a) 96 soldiers
(b) 92 soldiers
(c) 90 soldiers
(d) 99 soldiers
Ans. (c)

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Ques. What is the square root of 61?
(a) 7.910
(b) 7.810
(c) 7.710
(d) 7.610
Ans. (b)

Ques. Area of a square plot is 2304 m2. Find the side of the square plot.
(a) 44 m
(b) 46 m
(c) 48 m
(d) 42 m
Ans. (c)

Ques. Find the square root of 1471369.
(a) 1123
(b) 1213
(c) 1323
(d) 1133

Ans. (b)

Ques. What is the square root of 5?
(a) 2.536
(b) 2.436
(c) 2.336
(d) 2.236
Ans. (d)

Ques. A school collected Rs. 2304 as fees from its students. If each student paid as much fees as there were students in the school how many students were there in the school?
(a) 48
(b) 46
(c) 44
(d) 42
Ans. (a)

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Ques. What is the square root of 100 by prime factorization?
(a) 5
(b) 10
(c) 15
(d) 20
Ans. (b)

Ques. Find the smallest number by which 28812 must be divided so that the quotient becomes a perfect square.
(a) 9
(b) 7
(c) 6
(d) 3
Ans. (d)

Ques. Find the value of √3 up to three places of decimal.
(a) 1.369
(b) 1.123
(c) 1.634
(d) 1.732

Ans. (d)

Ques. Find square root of 625 by prime factorization.
(a) 31
(b) 19
(c) 23
(d) 25
Ans. (d)

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Ques. What is square root of 162?
(a) 12.727
(b) 12.827
(c) 12.927
(d) 12.627
Ans. (a)

Ques. A gardener plants an orchard with 5776 trees. In each row there were as many trees as the number of rows. Find the number of rows.
(a) 76
(b) 96
(c) 66
(d) 186
Ans. (a)

Ques. Find the value of √ 0.289 / 0.00121.
(a) 170 / 11
(b) 150 / 11
(c) 160 / 11
(d) 140 / 11

Ans. (a)

Ques. Find the square of 32:
(a) 864
(b) 954
(c) 1056
(d) 1024
Ans. (d)

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Ques. Find the square root of 729 by prime factorization?
(a) 27
(b) 29
(c) 31
(d) 33
Ans. (a)

Ques. What is square root of 80 upto two decimal points?
(a) 8.94
(b) 8.84
(c) 8.74
(d) 8.64
Ans. (a)

Ques. Find the least square number which is exactly divisible by 10, 12, 15 and 18.
(a) 750
(b) 800
(c) 850
(d) 900

Ans. (d)

Ques. Find the greatest number of two digits which is a perfect square.
(a) 64
(b) 100
(c) 99
(d) 81
Ans. (d)

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Ques. Find the greatest number of 5 digits which is a perfect square.
(a) 99876
(b) 99866
(c) 99856
(d) 99846
Ans. (c)

Ques. What is the square root of 108
(a) 10.592
(b) 10.492
(c) 10.392
(d) 10.292
Ans. (c)

Ques. Find the greatest number of five digits which is a perfect square.
(a) 99856.
(b) 99876
(c) 94766
(d) 99248

Ans. (a)

Ques. Some persons contributed Rs. 1089. Each person gave as many rupees as they are in number. Find their number.
(a) 33
(b) 66
(c) 45
(d) 23
Ans. (a)

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Ques. Find the least number of 4 digits which is a perfect square.
(a) 1054
(b) 1044
(c) 1034
(d) 1024
Ans. (d)

Ques. Find square root of 128.
(a) 11.313
(b) 11.413
(c) 11.513
(d) 11.613
Ans. (a)

Ques. Find the smallest number that must be added to 1780 to make it a perfect square.
(a) 79
(b) 69
(c) 89
(d) 49

Ans. (b)

Ques. There are 2401 students in a school. P.T. teacher wants them to stand in rows and columns such that the number of rows is equal to the number of columns. Find the number of rows.
(a) 33
(b) 64
(c) 49
(d) 51
Ans. (c)

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Ques. What is square root of 361?
(a) 19
(b) 21
(c) 23
(d) 27
Ans. (a)

Ques. Find the square of 35
(a) 1265
(b) 1225
(c) 1355
(d) 1335
Ans. (b)

Ques. Find the cube root of 2744.
(a) 24
(b) 34
(c) 14
(d) 16

Ans. (c)

Ques. Find the least square number which is exactly divisible by each one of the numbers 15, 18 and 12.
(a) 1800
(b) 3600
(c) 2400
(d) 4200
Ans. (b)

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Ques. Find the square root of 41?
(a) 6.403
(b) 6.405
(c) 6.407
(d) 6.409
Ans. (a)

Ques. What is square root of 28?
(a) 5.491
(b) 5.391
(c) 5.291
(d) 5.191
Ans. (c)

Ques. Without adding, find the sum (1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17).
(a) 81
(b) 79
(c) 77
(d) 75
Ans. (a)

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Ques. Find square root of 41
(a) 6.603
(b) 6.503
(c) 6.403
(d) 6.303
Ans. (c)

Ques. Find the least number of three digits which is perfect square.
(a) 222
(b) 128
(c) 100
(d) 102
Ans. (c)

Ques. What is square root of 34 upto two decimal points?
(a) 5.53
(b) 5.63
(c) 5.73
(d) 5.83
Ans. (d)

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Ques. Find the square of 86
(a) 7856
(b) 7786
(c) 7396
(d) 7464
Ans. (c)

Ques. Find square root of 52?
(a) 7.211
(b) 7.311
(c) 7.411
(d) 7.511
Ans. (a)

Ques. Find the greatest number of 5 digits which is a perfect square. 21.
(a) 99886
(b) 99876
(c) 99866
(d) 99856
Ans. (d)

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Ques. What is the square root of 29
(a) 5.585
(b) 5.485
(c) 5.385
(d) 5.285
Ans. (c)

Ques. Find the least number of six digits which is a perfect square.
(a) 100499
(b) 100489
(c) 100479
(d) 100469
Ans. (b)

Ques. Square root of 21 ?
(a) 1.532
(b) 1.632
(c) 1.732
(d) 1.832
Ans. (c)

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Ques. The area of a square playground in 256.6404 square metres. Find the length of one side of the playground.
(a) 16.02 metres
(b) 17.02 metres
(c) 18.02 metres
(d) 19.02 metres
Ans. (a)

Ques. What is square root of 14?
(a) 3.441
(b) 3.541
(c) 3.641
(d) 3.741
Ans. (d)

Ques. Which of the following numbers are squares of even numbers?
(a) 324
(b) 6561
(c) 4489
(d) 373758
Ans: (a)

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Ques. What will be the square root of 26?
(a) 5.099
(b) 5.199
(c) 5.299
(d) 5.399
Ans. (a)

Ques. Express the following as the sum of two consecutive integers: 192
(a) 180 + 181
(b) 60 + 61
(c) 84 + 85
(d) 220 + 221
Ans. (a)

Ques. Find the least must be added to 7900 to obtain a perfect square.
(a) 67
(b) 87
(c) 97
(d) 77
Ans. (d)

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Ques. Square root of negative 1?
(a) i
(b) 1
(c) 0
(d) -1
Ans. (a)

Ques. Find the square root of 7 correct upto two places of decimal.
(a) 2.65
(b) 2.75
(c) 2.85
(d) 2.95
Ans. (a)

Ques. Find square root of 60?
(a) 7.945
(b) 7.845
(c) 7.745
(d) 7.645
Ans. (c)

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Ques. A welfare association collected Rs 202500 as donation from the residents. If each paid as many rupees as there were residents, find the number of residents.
(a) 480
(b) 470
(c) 460
(d) 450
Ans. (d)

Ques. Find the square root 2.
(a) 1.314
(b) 1.414
(c) 1.514
(d) 1.614
Ans. (b)

Ques. Find the square roots of 9216 by the Prime factorisation method.
(a) 96
(b) 106
(c) 116
(d) 126
Ans. (a)

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Ques. Find square root of 324.
(a) 18
(b) 16
(c) 14
(d) 22
Ans. (a)

Ques. What is the square root of 96?
(a) 9.99
(b) 9.89
(c) 9.79
(d) 9.69
Ans. (c)

Ques. Find the smallest number by which 180 must be multiplied so that it becomes a perfect square. Also find the square root of the perfect square so obtained.
(a) 50
(b) 40
(c) 30
(d) 20
Ans. (c)

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Ques. Square root of 35?
(a) 5.916
(b) 5.816
(c) 5.716
(d) 5.616
Ans. (a)

Ques. Find square root of 89.
(a) 9.333
(b) 9.433
(c) 9.533
(d) 9.633
Ans. (b)

Ques. Find the smallest number by which 396 must be multiplied so that the product becomes a perfect square.
(a) 13
(b) 19
(c) 16
(d) 11
Ans. (d)

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Ques. What is the square root of 64 by prime factorization?
(a) 9.4
(b) 8
(c) 8.4
(d) 9.4
Ans. (b)

Ques. Find the square root of 98.
(a) 9.899
(b) 9.799
(c) 9.699
(d) 9.599
Ans. (a)

Ques. A PT teacher wants to arrange maximum possible number of 6000 students in a field such that the number of rows is equal to the number of columns. Find the number of rows if 71 were left out after arrangement.
(a) 77 rows
(b) 73 rows
(c) 71 rows
(d) 69 rows
Ans. (a)

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Ques. Find square root of 1000 by prime factorization.
(a) 100
(b) 25
(c) 31.622
(d) 36.422
Ans. (c)

Ques. Find the square root of 58 upto three decimal points?
(a) 7.615
(b) 7.715
(c) 7.815
(d) 7.915
Ans. (a)

Ques. Find the square roots of 169 by the method of repeated subtraction.
(a) 13
(b) 17
(c) 19
(d) 21
Ans. (a)

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Ques. 225 square root?
(a) 13
(b) 17
(c) 15
(d) 19
Ans. (c)

Ques. What square root of 37 upto two decimal points?
(a) 6.08
(b) 6.18
(c) 6.19
(d) 6.09
Ans. (a)

Ques. Find square root of 3 up to three decimal places.
(a) 1.739
(b) 1.832
(c) 1.933
(d) 1.732
Ans. (d)

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Ques. What is the square root of 81?
(a) 13
(b) 11
(c) 7
(d) 9
Ans. (d)

Ques. Find square root of 180.
(a) 13.416
(b) 14.416
(c) 15.416
(d) 16.416
Ans. (a)

Ques. What is the square root of 68?
(a) 8.546
(b) 8.446
(c) 8.346
(d) 8.246
Ans. (d)

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Ques. Find the square root of 576.
(a) 24
(b) 25
(c) 26
(d) 27
Ans. (a)

Square Root Chart:

square root infographic

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Yash Bansal

Yash is co-founder of Examsegg. Yash loves to solve questions on reasoning and mathematics. He taught himself how to blend different techniques to get accurate solution in lesser time.