Multiple Choice Questions on If the 4th term of an A P is 14 and the 12 term is 70 then the first term is ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

If the 4th term of an A P is 14 and the 12 term is 70 then the first term is ........

Quantitative Aptitude ( CCS) Arithmetic progression
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    If the 4th term of an A.P. is 14 and the 12 term is 70, then the first term is

    -10

    Incorrect Answer

    -7

    Correct Answer

    7

    Incorrect Answer

    10

    Incorrect Answer
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    Explanation:

    according to question
    =>a+3d=14........(1)
    =>a+11d=70........(2)
    solve the equation
    a=-7

    By: MIRZA SADDAM HUSSAIN
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