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The average age of 3 boys …

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The average age of 3 boys is 20 years and their ages are in the ratio 3:5:7. The age of youngest boy is-?

    • Posted by [email protected] Roy 5 years, 6 months ago

    CBSE > Class 08 > Mathematics
    • 0 answers
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    Posted by Monika 8B 5 months, 3 weeks ago

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    3+4{

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