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Number System

Number System
What is 50% of 40% of Rs. 3,450?

690
640
670
630

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

40% * 3450 = 1380then, 50 % * 1380 = 690

Number System
Find the number of factors of 300 excluding 1 and itself.

18
15
14
16

ANSWER DOWNLOAD EXAMIANS APP

Number System
The sum of three consecutive numbers is 87. The greatest among these three number is:

26
29
30
28

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the numbers be x, x + 1 and x + 2 Then,x + (x + 1) + (x + 2) = 873x = 84x = 28Greatest number, (x + 2) = 30.

Number System
The average of five consecutive even numbers A, B, C, D and E is 54. What is the product of'B' and 'E' ?

2871
3016
4098
1456

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Because, The even numbers are consecutive and their average is 54.∴ The number C will be 54.∴ A = 50, B = 52, D = 56, E = 58B x E = 52 x 58 = 3016

Number System
What should come in place of the question mark (?) in the following number series ? 888 888 444 148 ? 7.4

35
37
29
33

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

888 ÷ 1 = 888888 ÷ 2 = 444444 ÷ 3 = 148148 ÷ 4 = 3737 ÷ 5 = 7.4

Number System
16.23 x 12.9 + 17.32 = ?

246.687
226.687
236.687
None of these

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 16.23 x 12.9 + 17.32= 209.367 + 17.32= 226.687

MORE MCQ ON Number System

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