# 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

Q271. 1860 + 4/7 of 21.21 - 41.4 = ? A. 1830.72 B. 1829.28 C. 1831.72 D. 1831.28 E. None of these

1.  1830.72
2.  1829.28
3.  1831.72
4.  1831.28
5.  None of these

Solution : 1830.72
Q272. 7 + 5 - (3/2 * 1/4) of 2/7 + 7/2 * 1/6 equals -. A. 12 3/88 B. 24 21/24 C. 12 25/224 D. 12 1/224 E. None of these

1.  12 3/88
2.  24 21/24
3.  12 25/224
4.  12 1/224
5.  None of these

Solution : 12 25/224
Q273. 666 ÷ 6 ÷ 3 = ?

1.  37
2.  333
3.  111
4.  84
5.  None of these

Solution : 37
Q274. The sum of all two digit numbers divisible by 5 is:

1.  1035
2.  1245
3.  1230
4.  945
5.  None of these

Solution : 945

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Q275. **(50 - ?/29)% of 4200 = 3√196**

1.  1350
2.  1450
3.  1550
4.  1421
5.  None of these

Solution : 1421
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