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In a survey of 20 richest …

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In a survey of 20 richest persons of three residential society, A,B,C it is found that in society A,5 believe in honedty,10in hard work and 5 in unfair means,while in B,5 believe in honesty,8 in hard work and 7 in unfair means and in C ,6 below eve in honesty,8 in hard work and 6 in unfair means.If the per day income of 20 richest person of society A,B,C are Rs 32,500, Rs 30,500 and Rs 31,000 respectively, then find the per day income of each type of peole by matrix needed.

    • Posted by Rekha Rp 6 years, 9 months ago

    CBSE > Class 12 > Mathematics
    • 0 answers
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