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Number System

Number System
Which is the smallest fractions among the following ?

13/15
15/19
11/13
27/31

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

11/13 = 0.8461,13/15 = 0.8666,27/31 = 0.87,15/19 = 0.789

Number System
The digit in unit's place of a three digit number is thrice the digit in ten's place & the digit in hundred's place is two-third of the digit in ten's place. If the sum of three digits of number is 14

215
211
221
239

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the ten's digit be x.∴ Unit's digit = 3xHundered's digit = 2x/3∴ x + 3x + 2x/3 = 14= 3x + 9x + 2x = 14 x 3= 14x = 14 x 3= x = 3∴ Number = 239

Number System
124, 235, 447, 760, 1174, ?

1389
1489
1589
1689

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

+111, +212, +313, +414

Number System
In a division sum, the divisor is 10 times the quotient and 5 times the remainder. If the remainder is 46, the dividend is:

2568
5336
6890
9865

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

5336

Number System
A certain number of two digits is three times the sum of its digits. If 45 be added to it, the digits are reversed. The number is:

27
24
22
30

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

27

Number System
2/11 of 3/7 of 8/13 of 12012 = ?

241
321
576
449

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 2 x 3 x 8 x 12012/11 x 7 x 13 = 576

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