**Numbers**

This is aptitude questions and answers section on Problems on Numbers with explanation for various interview, competitive examinations and entrance tests. Aspirants do you want to become perfect in Problems on Numbers Aptitude Quiz? Let check this web page. We have provided the Problems on Numbers Aptitude Question and Answers for the aspirants. By undertaking the Problems on Numbers quiz aspirants can score good marks in competitive exams like SSC, RRB, Bank PO, IBPS, etc.

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**Numbers Questions – Numbers Quiz Details**

Online Test Name |
Numbers |

Exam Type |
Chapters & Multiple Choice Questions |

Category |
Aptitude Quiz |

Number of Questions |
50 |

**Problems on Numbers Aptitude Questions**

After the completion of the Problems on Numbers Aptitude MCQ Online Test aspirants need to verify the answers. To check answers postulates to click on that question initially. After clicking on the View Answer Button contenders can find the answer with detailed explanation. It leads to the improvement of the performance in upcoming examinations. Applicants face this problem on Numbers Aptitude Questions before appearing any competitive exams.

**Problems on Numbers Formulae**

1. (a + b)(a – b) = (a2 – b2)

2. (a + b)2 = (a2 + b2 + 2ab)

3. (a – b)2 = (a2 + b2 – 2ab)

4. (a + b + c)2 = a2 + b2 + c2 + 2(ab + bc + ca)

5. (a3 + b3) = (a + b)(a2 – ab + b2)

6. (a3 – b3) = (a – b)(a2 + ab + b2)

7. (a3 + b3 + c3 – 3abc) = (a + b + c)(a2 + b2 + c2 – ab – bc – ac)

8. When a + b + c = 0, then a3 + b3 + c3 = 3abc.

**Problems on Numbers MCQ Quiz Answers With Solutions**

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