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Number System

Number System
Three numbers which are co-prime to one another are such that the product of the first two 551 and that of the last two is 1073. The sum of the three numbers is

93
74
110
85

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

85

Number System
What is the sum of the local values of the digits 2, 3, 4, 5 in the number 2345?

2345
5243
2435
2105

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

2000 + 300 + 40 + 5 = 2345

Number System
Which number should replace question mark (?) in the following equation ? ?/342 = 38/?

118
116
114
112

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

(?)² = 342 x 38Therefore, ? = √342 x 38 = √38 x 9 x 38 = 38 x 3 = 114

Number System
(95.6x 910.3) ÷ 92.56256 = 9?

12.24
14.44
15.54
13.34

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

13.34

Number System
What is the difference between the largest number and the least number written with the figures 3, 4, 7, 0, 3?

70983
43983
43893
43883

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

74330 Largest30347 Smallest-------------43983

Number System
The difference between 72% of a number and 49% of the same number is 575. What is 9% of that number ?

225
275
245
295

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the no. be x.Therefore, 72% of x - 49% of x = 575Therefore, (72 - 49)% of x = 575Therefore, 9% of x = 575/23 x 9 = 225

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