Exponents and Roots MCQs with Answers & Explanations (Page 6)
Practice verified Exponents and Roots MCQs with Answers & Explanations for LAT preparation. Featuring solved questions, detailed explanations, and past paper answers (Page 6).
Number System & Operations
· Mathematics-General Ability
125 Questions• 94 Mins Practice• Updated for 2026 Competitive Exams
125 MCQs
Session Progress
0 / 0 Solved
Reveal answers to start tracking your session progress!
Showing 101–120 of 125 MCQs
Page 6 / 7
Solved Questions
125 Questions
101
Find the square root of 36 correct to three decimal places.
Correct Option
Option B
Explanation
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 6.0. 3. Round the result to three decimal places.
102
Evaluate 5^3.
Correct Option
Option C
Explanation
Step-by-step solution: 1. Multiply 5 by itself 3 times. 2. 5^3 = 125. 3. No further simplification is needed.
103
Find the square root of 27 correct to three decimal places.
Correct Option
Option C
Explanation
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 5.196. 3. Round the result to three decimal places.
104
Find the square root of 72 correct to three decimal places.
Correct Option
Option C
Explanation
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 8.485. 3. Round the result to three decimal places.
105
Evaluate 3^5.
Correct Option
Option C
Explanation
Step-by-step solution: 1. Multiply 3 by itself 5 times. 2. 3^5 = 243. 3. No further simplification is needed.
106
Find the square root of 16 correct to three decimal places.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 4.0. 3. Round the result to three decimal places.
107
Evaluate 5^5.
Correct Option
Option B
Explanation
Step-by-step solution: 1. Multiply 5 by itself 5 times. 2. 5^5 = 3125. 3. No further simplification is needed.
108
Evaluate 4^2.
Correct Option
Option C
Explanation
Step-by-step solution: 1. Multiply 4 by itself 2 times. 2. 4^2 = 16. 3. No further simplification is needed.
109
Evaluate 6^4.
Correct Option
Option A
Explanation
Step-by-step solution: 1. Multiply 6 by itself 4 times. 2. 6^4 = 1296. 3. No further simplification is needed.
110
Evaluate 3^3.
Correct Option
Option A
Explanation
Step-by-step solution: 1. Multiply 3 by itself 3 times. 2. 3^3 = 27. 3. No further simplification is needed.
111
Find the square root of 8 correct to three decimal places.
Correct Option
Option B
Explanation
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 2.828. 3. Round the result to three decimal places.
112
Evaluate 4^4.
Correct Option
Option A
Explanation
Step-by-step solution: 1. Multiply 4 by itself 4 times. 2. 4^4 = 256. 3. No further simplification is needed.
113
Find the square root of 32 correct to three decimal places.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 5.657. 3. Round the result to three decimal places.
114
Find the square root of 108 correct to three decimal places.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 10.392. 3. Round the result to three decimal places.
115
Evaluate 2^4.
Correct Option
Option C
Explanation
Step-by-step solution: 1. Multiply 2 by itself 4 times. 2. 2^4 = 16. 3. No further simplification is needed.
116
Find the square root of 75 correct to three decimal places.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 8.66. 3. Round the result to three decimal places.
117
Evaluate 2^2.
Correct Option
Option B
Explanation
Step-by-step solution: 1. Multiply 2 by itself 2 times. 2. 2^2 = 4. 3. No further simplification is needed.
118
Find the square root of 48 correct to three decimal places.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 6.928. 3. Round the result to three decimal places.
119
Evaluate 6^2.
Correct Option
Option D
Explanation
Step-by-step solution: 1. Multiply 6 by itself 2 times. 2. 6^2 = 36. 3. No further simplification is needed.
120
Find the square root of 4 correct to three decimal places.
Correct Option
Option A
Explanation
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 2.0. 3. Round the result to three decimal places.
