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Number System

Number System
On dividing number by 357, we get 39 as remainder. On dividing the same number by 17, what will be the remainder?

0
11
3
5

ANSWER DOWNLOAD EXAMIANS APP

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

449
241
321
576

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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

Number System
728.038 x 54.978 - 72.016 x 85.250 = ?

23900
53900
43900
33900

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 728 x 55 - 72 x 85.25 = 40040 - 6138 = 339900

Number System
If (17)3 is subtracted from the square of a number, the answer so obtained is 2143. What is the number ?

84
82
83
81

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

x² - (17*17*17)  = 2143or x² = 2143 + 4913 = 7056∴ x = 84

Number System
If a number is multiplied by. three-fourth of itself, the value thus obtained is 10800. What is that number ?

180
60
120
260

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the number be x.∴ x x 3x/4 = 10800= x² = 10800 x 4/3 = 14400∴ x = √14400 = 120

Number System
A certain number when divided by 45 leaves a remainder 31, what is the remainder if the same number be divided by 15?

1
13
9
11

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

45 + 31 = 76/15 = 1 (Remainder)

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