In a survey of 100 people, 60 like tea, 50 like coffee, and 20 like both. How many like neither?
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Those liking at least one are 60 + 50 - 20 = 90.
Therefore, 100 - 90 = 10 like neither.
Practice Pakistan questions with answers and explanations.
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Those liking at least one are 60 + 50 - 20 = 90.
Therefore, 100 - 90 = 10 like neither.
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Of the 6 possible orders, exactly half place A before B.
The valid orders are ABC, ACB, and CAB.
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One hundred days leaves a remainder of 2 when divided by 7.
Two days after Tuesday is Thursday.
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Each hour mark represents 30 degrees.
At 2:00, the hands are two hour marks apart, or 60 degrees.
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For 3, 5, and 7, squaring and adding 1 gives 10, 26, and 50.
The same rule matches every example.
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The contrapositive of P → Q is not-Q → not-P.
It is logically equivalent to the original conditional.
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A implies B, and B implies C.
By chaining the two rules, A guarantees C.
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Red objects form a subset of large objects, which form a subset of visible objects.
Therefore, red objects must be visible.
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The path from A to D passes through A-B, B-C, and C-D.
That requires three road segments.
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Each match corresponds to a unique pair of teams.
The number of pairs is 6×5/2 = 15.
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The two statements do not identify whether any remote worker is a manager.
The information is insufficient for that relation.
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Only x = 0 has square equal to zero.
The condition x ≤ 0 includes many negative values.