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    Study the given Venn diagram and answer the question that follows. A State has 7500 officers. Among them, 62% officers are punctual (P), 5
    Question

    Study the given Venn diagram and answer the question that follows.

    A State has 7500 officers. Among them, 62% officers are punctual (P), 58% officers are honest (H) and 70% officers are brave (B). 38% officers are punctual (P) and honest (H), 48% are honest (H) and brave (B) and 36% are punctual (P) and brave (B).
    What percentage of the officers are punctual (P), honest (H) and brave (B)?

    A.

    90%

    B.

    32%

    C.

    22%

    D.

    68%

    Correct option is B

    Given:
    1) 62% officers are punctual (P)
    P = a + g + d + f = 62%
    2) 58% officers are honest (H)
    H = b + g + d + e = 58%
    3) 70% officers are brave (B)
    B = c + f + d + e = 70%
    4) 38% officers are punctual (P) and honest (H)
    g + d = 38%
    5) 48% are honest (H) and brave (B)
    e + d = 48%
    6) 36% are punctual (P) and brave (B)
    f + d = 36%


    Solution:
    We know that,
    100% = [P + H + B] – [(g +d) + (e +d) + (f +d)] + d
    100% = [62% + 58% + 70%] – [(38%) + (48%) + (36%)] + d
    100% = 190% - 122% + d
    100% = 68% + d
    d = 100% - 68%
    d = 32%
    Hence,
    ‘32%’ percentage of the officers are punctual (P), honest (H) and brave (B)

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