Square Root and Cube Root - Quantitative Aptitude (MCQ) questions for Q. 20393

Q.  Given that √12 = 3.464 and √120 = 10.95, find the value of √1.2 + √1200 + √0.012.
- Published on 07 Jul 17

a. 32.164
b. 35.844
c. 36.164
d. 37.304

ANSWER: 35.844
 
Given exp. = √1.2 +√1200 +√0.0120 = √120/100 +√12*100 + √120/10000
= (√120)/10 + √12 * 10 + (√120)/100 = 10.95/10 + 3.464 * 10 + 10.95/100
= 1.095 + 34.64 + 0.1095
= 35.8445

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