42.
The number which can be written in the form of n(n + 1)(n + 2), where n is a natural number, is:

43.
What is the value of 9991 × 10009?

44.
Twenty one times of a positive number is less than its square by 100. The value of the positive number is:

45.
Let x = (633)24 - (277)38 + (266)54. What is the units digits of x?

46.
What is the sum of all the common terms between the given series S1 and S2?
S1 = 2, 9, 16, . . . . . ., 632
S2 = 7, 11, 15, . . . . . ., 743

47.
The sum of 10 terms of the arithmetic series is 390. If the third term of the series is 19. Find the first term?

48.
If x = (164)169 + (333)337 - (727)726, then what is the units digit of x?

49.
The quotient when 10100 is divided by 575 is:

Read More Section(Number System)

Each Section contains maximum 100 MCQs question on Number System. To get more questions visit other sections.