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Number System

Number System
If 272/3 × 81-1/2 = 3x, the value of x is

3
2
1
0

ANSWER DOWNLOAD EXAMIANS APP

Number System
3√103820 x 3√274620 = ?

3055
3035
3045
3065

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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

Number System
A number when multiplied by five times of itself give the value equal to 1445. What is the number ?

17
15
16
18

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

x x 5x = 1445= 5x² = 1445= x² = 289∴ x = 17

Number System
What should come in place of the question mark (?) in the given number series ? 888, 888, 444, 148, ?, 7.4

37
39
36
38

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let x be the missing number.Then888/888 = 1,888/444 = 2,444/148 = 3,148/x = 4= x = 148/4 = 37  and 37/7.4 = 5

Number System
How many words can be made using the letters of the word "BHAG WADGITA" if all the vowels come together and all the consonants come together ?

40160
10160
20160
30160

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

No. of words = l2  l4  l7  / l3  l2  = 20160

Number System
The square root of 0.0081 is:

0.009
0.9
0.09
0.91

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

0.09

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