Subject

    Bank Exam

    Topic

    Joint Recruitment Test for 5 Banks - (Cash) - 11.03.2022

    If a:b=1:3,b:c=5:7 ,then what is the value of a:b:c?

    ক)
    3:5:7
    খ)
    5:9:15
    গ)
    5:15:21
    ঘ)
    4:13:24

    Explanation

    এখানে , a:b=1:3 =(1×5):(3×5) =5:15 এবং b:c=5:7 =(5×3):(7×3) =15:21 a:b:c=5:15:21

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