Aptitude questions

1)The smallest number which when diminished by 3 is divisible by 21,28,36 and 45 is... (i) 869
(ii) 859
(iii) 4320
(iv) 427
2) Gold is 19 times as heavy as Question Answer Quantitative Aptitude TestQuestion Answer Quantitative Aptitude Test [/COLOR]and copper is 9 times as heavy as water. In what ratio should these be mixed to get an alloy 15 times as heavy as water? (i) 1:1
(ii) 2:3
(iii) 1:2
(iv) 3:2

Replies

  • Mangesh6688
    Mangesh6688
    Re: Apptitude questions

    Hey I think all options for 1st question are wrong because i tried all of them...


    Correct me if i am wrong.....
  • Manish Goyal
    Manish Goyal
    Re: Apptitude questions

    sorry I left one option
    1)1263
  • Mangesh6688
    Mangesh6688
    Re: Apptitude questions

    Ya thats the correct answer for the 1st question(i.e 1263)
  • Manish Goyal
    Manish Goyal
    Re: Apptitude questions

    correct'...you are right
  • vik001ind
    vik001ind
    2> answer (4) 3:2
    since (19*3+9*2)/5 = 15
  • Manish Goyal
    Manish Goyal
    vik001ind
    2> answer (4) 3:2
    since (19*3+9*2)/5 = 15
    yeah right answer

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