General Aptitude - 3

  • If xy-x+2y = 6 equation is shifted to form equation xy=c what is c?
  • When x is real what is the least value of (x**2-6*x+5)/(x**2+2*x+1) ?
  • What is the optimum number of operations for 2*(x**3)+3*(x**2)+5*x+5?
  • If the area of the square is increased by 69 % how much the length of the side will increase?
  • Which of the following is not correct
    a. (x+y)'=x'.y'
    b. (x'+y')'=x.y
    c. (x'.y')'=x+y
    d. (x'+y')'=x'.y'
  • If two dies are thrown simultaneously what is the prob. of one of the dice getting face 6 ?
    a. 11/36
    b. 1/3
    c. 12/35
    d. 1/36
  • A chocolate block is of 4 X 4 size.How many cuts are needed to make 1 X 1 size blocks. No simultaneous vertical and horizontal cuts?
  • There is six letter word VGANDA . How many ways you can arrange the letters in the word in such a way that both the A's are together ?
  • If two cards are taken one after another without replacing from a pack of 52 cards. Then what is the probability of the cards would be queen ?
  • The ratio of Boys to Girls is 6:4. 60% of the boys and 40% of girls take lunch in the canteen. What % of class takes lunch in canteen ?
  • A sequence is given. You should find out error and write correct answer.
    2,3 6,7 14,15 29,46 ?
  • In a journey of 15 miles two third distance was traveled with 40 mph and remaining with 60 mph. How much time the journey takes?
  • If 12 revolutions takes 1/8 th second time. So in 20 seconds how many revolutions it can perform?
  • A started at 9.00 am with 6 mph and B started at 9.30 am with 8mph in the same direction. At what time they will meet?



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