Class 8 Squares And Square Roots CBSE Questions & Answers

Class 8 · Squares And Square Roots

This is Mathematics Class 8 Squares and Square Roots CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Which of the following would end with digit 1?
  • A
    \({\text{2}}{{\text{3}}^{\text{2}}}\)
  • B
    \({\text{5}}{{\text{4}}^{\text{2}}}\)
  • C
    \({\text{4}}{{\text{9}}^{\text{2}}}\)
    Correct
  • D
    \({\text{6}}{{\text{7}}^{\text{2}}}\)
2
Which of the following would end with digit 4?
  • A
    \({\text{22}}{{\text{8}}^{\text{2}}}\)
    Correct
  • B
    \({\text{22}}{{\text{3}}^{\text{2}}}\)
  • C
    \({\text{22}}{{\text{6}}^{\text{2}}}\)
  • D
    \({\text{22}}{{\text{5}}^{\text{2}}}\)
3
Which of the following would end with digit 4?
  • A
    \({\text{3}}0{{\text{2}}^{\text{2}}}\)
    Correct
  • B
    \({\text{3}}0{{\text{7}}^{\text{2}}}\)
  • C
    \({\text{3}}0{{\text{5}}^{\text{2}}}\)
  • D
    \({\text{3}}0{{\text{6}}^{\text{2}}}\)
4
Which of the following would end with digit 6?
  • A
    \({\text{34}}{{\text{2}}^{\text{2}}}\)
  • B
    \({\text{45}}{{\text{7}}^{\text{2}}}\)
  • C
    \({\text{43}}{{\text{3}}^{\text{2}}}\)
  • D
    \({\text{44}}{{\text{4}}^{\text{2}}}\)
    Correct
5
Which of the following would end with digit 9?
  • A
    \({\text{6}}0{{\text{5}}^{\text{2}}}\)
  • B
    \({\text{6}}0{{\text{4}}^{\text{2}}}\)
  • C
    \({\text{6}}0{{\text{2}}^{\text{2}}}\)
  • D
    \({\text{6}}0{{\text{7}}^{\text{2}}}\)
    Correct
6
Without doing any calculation, find the numbers which are surely perfect squares.
  • A
    143
  • B
    225
    Correct
  • C
    237
  • D
    438
7
Without doing any calculation, find the numbers which are surely perfect squares.
  • A
    658
  • B
    347
  • C
    625
    Correct
  • D
    233
8
Without doing any calculation, find the numbers which are surely perfect squares.
  • A
    1296
    Correct
  • B
    1253
  • C
    1207
  • D
    1268
9
Without doing any calculation, find the numbers which are surely perfect squares.
  • A
    1777
  • B
    1788
  • C
    1764
    Correct
  • D
    1733
10
Without doing any calculation, find the numbers which are surely perfect squares.
  • A
    1681
    Correct
  • B
    1657
  • C
    1633
  • D
    1688
11
Without doing any calculation, find the numbers which are surely perfect squares.
  • A
    2577
  • B
    2568
  • C
    2025
    Correct
  • D
    2543
12
Without doing any calculation, find the numbers which are surely perfect squares.
  • A
    1567
  • B
    1698
  • C
    1521
    Correct
  • D
    1303
13
Without doing any calculation, find the numbers which are surely perfect squares.
  • A
    2657
  • B
    2673
  • C
    2625
    Correct
  • D
    2688
14
Without doing any calculation, find the numbers which are surely perfect squares.
  • A
    6257
  • B
    6208
  • C
    6293
  • D
    6241
    Correct
15
Without doing any calculation, find the numbers which are surely perfect squares.
  • A
    2287
  • B
    2278
  • C
    2209
    Correct
  • D
    2203