Menu
Popular Courses
Sail E0 20253 months
Fast Math Tricks165 videos
Quantitative Aptitude645 Videos
Reasoning Aptitude161 Videos
CLASS 8 MATHS(CBSE)417 Videos
CLASS 9 MATHS(CBSE)40 hours, 647 questions
Check All Courses
Search

Quantitative Aptitude

SQUARE ROOT AND CUBE ROOT MCQs

Square Roots, Cube Roots, Squares And Square Roots

Total Questions : 547 | Page 15 of 55 pages
Question 141. $$\sqrt {11881} \times \sqrt ? = 10137$$
  1.    8281
  2.    8649
  3.    9216
  4.    9409
  5.    None of these
 Discuss Question
Answer: Option B. -> 8649
Question 142. $$\sqrt {\frac{{16}}{{25}}} \times \sqrt {\frac{?}{{25}}} \times \frac{{16}}{{25}} = \frac{{256}}{{625}}$$
  1.    5
  2.    8
  3.    16
  4.    None of these
 Discuss Question
Answer: Option C. -> 16
Question 143. The square root of $$\left( {{{272}^2} - {{128}^2}} \right)$$   is = ?
  1.    144
  2.    200
  3.    240
  4.    256
 Discuss Question
Answer: Option C. -> 240
Question 144. $${\left[ {{{\left( {\sqrt {81} } \right)}^2}} \right]^2} = {\left( ? \right)^2}$$
  1.    8
  2.    9
  3.    4096
  4.    6561
  5.    None of these
 Discuss Question
Answer: Option E. -> None of these
Question 145. If $$y = 5{\text{,}}$$   then what is the value of $$10y\sqrt {{y^3} - {y^2}} $$   = ?
  1.    $$50\sqrt 2 $$
  2.    100
  3.    $$200\sqrt 5 $$
  4.    500
 Discuss Question
Answer: Option D. -> 500
Question 146. $$\sqrt {\frac{{25}}{{81}} - \frac{1}{9}} = ?$$
  1.    $$\frac{2}{3}$$
  2.    $$\frac{4}{9}$$
  3.    $$\frac{{16}}{{81}}$$
  4.    $$\frac{{25}}{{81}}$$
 Discuss Question
Answer: Option B. -> $$\frac{4}{9}$$
Question 147. The digit in the unit's place in the square root of 15876 is = ?
  1.    2
  2.    4
  3.    6
  4.    8
 Discuss Question
Answer: Option C. -> 6
Question 148. Which of the following is closest to $$\sqrt 3 = \,?$$
  1.    1.69
  2.    $$\frac{{173}}{{100}}$$
  3.    1.75
  4.    $$\frac{9}{5}$$
 Discuss Question
Answer: Option B. -> $$\frac{{173}}{{100}}$$
Question 149. What percentage of the numbers from 1 to 50 have squares that end in the digit 1 ?
  1.    1%
  2.    5%
  3.    10%
  4.    11%
  5.    20%
 Discuss Question
Answer: Option E. -> 20%
Question 150. While solving a mathematical problem, Samidha squared a number and then subtracted 25 from it rather than the required i.e., first subtracting 25 from the number and then squaring it. But she got the right answer. What was the given number ?
  1.    13
  2.    38
  3.    48
  4.    Cannot be determined
  5.    None of these
 Discuss Question
Answer: Option A. -> 13

Share this page with your friends!

Share this page with your friends!

Latest Videos
Chapter 1 - GLOBAL STEEL SCENARIO & INDI Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)
Direction Sense Test Part 1 Reasoning (Hindi)
Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE
Cube & Cuboid Part 1 Reasoning (Hindi)
Data Interpretation (DI) Basic Concept Reasoning (Hindi)
Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)
Sail E0 free webinar Webinars
Real Numbers Part 7 Class 10 Maths
Real Numbers Part 1 Class 10 Maths
Polynomials Part 1 Class 10 Maths

Latest Test Papers

Chapter 3.1 : Overview of Finance & Acco Chapter 3 : Finance & Accounts SAIL E0 - GFM 2024
Chapter 2.1 : Overview Chapter 2 : Materials Management SAIL E0 - GFM 2024
Chapter 1.1 : Personnel Functions- An ov Chapter 1 : Personnel Management SAIL E0 - GFM 2024
GPOE / GPA Combined 1 Free CBT Mock Test SAIL E0 2024
CBT Mixed Test 1 GPOE/GPA SAIL E0 2024