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Number System

Number System
How many figures are required to number the pages the pages of a book containing 365 pages?

897
987
967
977

ANSWER DOWNLOAD EXAMIANS APP

Number System
728.038 x 54.978 - 72.016 x 85.250 = ?

23900
53900
33900
43900

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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

Number System
68375 + 72848 - ? = 34346 + 49569

59308
57308
58308
None of these

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 68375 + 72848 - 34346 - 49569 = 141223 - 83915 = 57308

Number System
What is the difference between the largest and the smallest number written with 7, 7, 0, 7?

6893
6993
6093
693

ANSWER DOWNLOAD EXAMIANS APP

Number System
Find the number of factors of 300 excluding 1 and itself.

16
14
15
18

ANSWER DOWNLOAD EXAMIANS APP

Number System
If a number is subtracted from its square we get 272. Find the number?

24
14
22
17

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

x2 – x = 272 => x =17

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