Problems on Numbers - Quantitative Aptitude (MCQ) questions for Q. 28938

Q.  On exchanging the digits in unit’s and ten’s place, the difference between original and new numbers becomes 27. The digit in the unit's place is 2 times the digit in the hundred's place. The digit in the ten’s place is 3 times the digit in the hundred’s place. What is 75% of the original number?
- Published on 27 Mar 17

a. 99
b. 369
c. 297
d. 396

ANSWER: 297
 
problems on numbers

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    Discussion

  • SOHEL RANA   -Posted on 16 Aug 17
    H:T:U=1:3:2
    32a-23a=27
    a=3
    3(3*3)(3*2)=396
    396*75%=297

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