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Number System

Number System
What is the difference between the largest number and the least number written with the digits 7, 3, 1, 4?

6048
6084
6184
5084

ANSWER DOWNLOAD EXAMIANS APP

Number System
96% of a number is 19584. What is 56% of that number ?

11224
11324
11424
11524

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the number be x.According to the question.96% of x = 19584= x = 1958 x 100/96 = 20400∴ 56% of 20400= 20400 x 56/100= 11424

Number System
3√103820 x 3√274620 = ?

3065
3055
3045
3035

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

3√103820 = 47 and 3√274620 = 65 ∴ ? = 47 x 65 = 3055

Number System
(1024—263—233)÷(986—764— 156) =?

8
10
6
None of these

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

8

Number System
If R2 = S3 = K, where R, S and K are integers. Find the smallest positive integral value of K. (Greater than 1)

64
54
88
75

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

64

Number System
Find the average of the following set of scores 450, 1050, 12, 390, 143, 286, 550, 999

490
485
480
495

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Required average score                    = (450 + 1050 + 12 + 390 + 143 + 286 + 550 + 999) / 8                   = 3880 / 8                   = 485

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