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Number System

Number System
{(742)² ÷ 36} ÷ 2 = ?

421.5
422.5
420.5
423.5

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = (174 x 174/36) ÷ 2 = 841/2 = 420.5

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

897
987
977
967

ANSWER DOWNLOAD EXAMIANS APP

Number System
If the difference between a number and its three fifths is 62, what is the number ?

145
155
165
175

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the number be x.∴ x - 3x/5 = 62or x = 62 x 5/2 = 155

Number System
68375 + 72848 - ? = 34346 + 49569

58308
59308
None of these
57308

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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

Number System
What is the difference between the local values of 3 in the number 53403?

0
2997
3003
3030

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

3000 – 3 = 2997

Number System
A number exceeds by 25 from its 3/8 part. Then the number is?

40
35
39
32

ANSWER DOWNLOAD EXAMIANS APP
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