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Number System

Number System
Find the nearest to 25268 which is exactly divisible by 467?

25228
25218
25208
25308

ANSWER DOWNLOAD EXAMIANS APP

Number System
The product of two natural numbers is 17. Then, the sum of the reciprocals of their squares is:

289/290
1/289
290/289
289

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the numbers be a and b. Then,ab = 17, a = 1 and b = 17So, 1/a2 + 1/b2 = (a2 + b2)/a2 b2 = (12 + 172)/(1 * 17)2 = 290/289

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

2504
2510
2520
2508

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Here total letters are 7 but A comes twice.Therefore, Numbers of arrangements = 7!/2! = 2520

Number System
One half of a two digit number exceeds its one third by 6. What is the sum of the digits of the number?

7
5
3
9

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

x/2 – x/3 = 6=> x =63 + 6 = 9

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

110
85
93
74

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

85

Number System
7.8% of 12.5 + 2.5% of 161 = ?

12
9
2
5

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

7.8 x 12.5/100 + 2.5 x 161/100= 0.975 + 4.025= 5

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