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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?

5084
6184
6084
6048

ANSWER DOWNLOAD EXAMIANS APP

Number System
3√103820 x 3√274620 = ?

3055
3065
3045
3035

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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

Number System
The difference between the two digit number and the number obtained by interchanging its digits is 54. The difference between the digits is?

1
6
Nothing can be said.
4

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

(10x + y) – (10y + x) = 54x – y = 6

Number System
Find the greatest number which leaves the same remainder when it divides 25, 57 and 105.

18
12
16
8

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

105 - 57 = 4857 - 25 = 32105 - 25 = 80The H.C.F of 32, 48 and 80 is 16.

Number System
2536+4851—?=3450+313

5243
6784
3624
4567

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

3624

Number System
50% of 8/15 of 9/4 of 5/3 of 333 = ?

666
555
333
444

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

50% of [8x9x5/15x4x3 x 333]= 50% of 666= 333

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