# Number System

Number System Questions: What is Number System in Maths? Divisibility Rules for 7, Divisibility Rules for 11, Binomial Theorem Questions, Factorize Expressions

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## Online Aptitude Questions with Answers on Number System

Q356. If the number 653 xy is divisible by 90, then (x + y) = ?

1.  2
2.  3
3.  4
4.  6

Solution : 4
Q357. 3897 x 999 = ?

1.  3883203
2.  3893103
3.  3639403
4.  3791203
5.  None of these

Solution : 3893103

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Q358. 106 x 106 - 94 x 94 = ?

1.  2400
2.  2000
3.  1904
4.  1906
5.  None of these

Solution : 2400
Q359. A number when divided successively by 4 and 5 leaves remainders 1 and 4 respectively. When it is successively divided by 5 and 4, then the respective remainders will be

1.  1, 2
2.  2, 3
3.  3, 2
4.  4, 1

Solution : 2, 3

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Q360. 8796 x 223 + 8796 x 77 = ?

1.  2736900
2.  2638800
3.  2658560
4.  2716740
5.  None of these

Solution : 2638800
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1.

Solution :

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