Question
Out of 1800 members in a library, 30% have premium
membership. Among those, 1/6 are senior citizens. How many non-senior members have premium membership?Solution
ATQ,
Number of premium members = 0.30 × 1800 = 540
Number of senior citizens with premium = 540 / 6 = 90
Number of non-senior members with premium = 540 – 90 = 450
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