# Aptitude  Number series  Practice Q&A

51. What will be remainder when 17200 is divided by 18 ?

 17 16 1 2

52. If 1400 x $x$ = 1050. Then, $x$ = ?

 $\dfrac{1}{4}$ $\dfrac{3}{5}$ $\dfrac{2}{3}$ $\dfrac{3}{4}$

53. (12 + 22 + 32 + ... + 102) = ?

 330 345 365 385

54. The difference of the squares of two consecutive even integers is divisible by which of the following integers ?

 3 4 6 7

55. Which one of the following is a prime number ?

 119 187 247 None of these

56. The sum all even natural numbers between 1 and 31 is:

 16 128 240 512

57. The difference between the place value and the face value of 6 in the numeral 856973 is

 973 6973 5994 None of these

58. If a and b are odd numbers, then which of the following is even ?

 a + b a + b + 1 ab ab + 2

59. Which one of the following numbers is completely divisible by 99?

 3572404 135792 913464 114345

60. The sum of how many terms of the series 6 + 12 + 18 + 24 + ... is 1800 ?

 16 24 20 18