demonline.in
Numerical Aptitude
http://www.demonline.in/numerical-aptitude
Q-1 Find the value of A in 72A4 2398 = 9642. Q-2 Find the unit digit in 357 421 418 315. Q-3 If we multiply 15 by a certain number then we obtain 845 . If middle one is wrong then what would be correct answer? Q-4 (XX4) . (XX6) =? Q-6 If n = 2 and n (n 2) (n 4) will be divisible by. 2 (B) Just multiply the unit digit each of the numbers. Ie 7 1 8 5 = 280 , therefore unit digit is 0. 3(B) First of all we know that 3 6 = 18 or 6 = 18 /3. As 15 = 3 5 , i.e the number. Should be divisible by 3 or 5. 2( B) Wh...
demonline.in
Dogra Education Mehatpur
http://www.demonline.in/home
How many perfect square numbers. Between 99 and 300? In order to solve it quickly . Just find out perfect square. Perfect square no. greater than. Is 100 = 10. Perfect square no. less than 300 is 289 = 17. Therefore no. lies between them are. 10, 11,12,13,14,15,16,17. Therefore there are 8 perfect square lies between 99 and 300. X,Y,Z Invested 1000,2000,3000, in a business .Find the share of profit of X, Y, Z when an annual profit is 600? A) 100, 200, 300. B) 200,300,400,. C) 400,500,600. D) 100,200,400.