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Number System

Number System
93296 - 45874 + 20382 - 56817 = ?

109857
109887
109877
109867

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 113678 - 102691 = 109887

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
239
211
221

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
Find the greatest four digit number which leaves respective remainders of 2 and 5 when divided by 15 and 24.

9125
9565
9974
None of these

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Since the difference between the divisors and the respective remainders is not constant, back substitution is the convenient method. None of the given numbers is satisfying the condition.

Number System
In a division sum, the quotient is 120, the divisor 456 and the remainder 333, find the dividend?

56053
50553
5553
55053

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

120 * 456 + 333 = 55053

Number System
In how many different ways can the letters of the word 'DETERMINE' be arranged ?

62480
60480
63480
61480

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

No. of arrangements = 9! / 3! Because, E comes 3 times = 60480

Number System
If 1.5 x= 0.04 y, then the value of (y-x) (y+x) is:

83/77
77/73
93/77
73/77

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

73/77

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