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Total number of students in school = 400 Let the average age of Boys be ‘x. Then the number of girls in school = 400-x According to the question, x × 16 + (400 - x) × 12 = 400 × 14+9/12 16x + 4800 - 12x = 400 × 59/4 4x + 4800 = 5900 4x = 1100 x = 275 Number of boys = 275
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Some chairs are glass.
Some glasses are not tables.
Conclusions : I. No glass is a...
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No harmonium is a sitar.
Conclusions: I. Some guitars are not sitars.
II. Some sitars ar...
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Some dogs are cats.
No camel is a rat.
All cats are camels.
Conclusions:
I. All dogs may be camels....
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Some squares are rectangles.
All rectangles are circles.
Conclusions : I. Some circles are ...
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Some lehenga are saree.
Only a few suit are dhoti.
Only a few dhoti are hanky.
All lehenga are hanky....
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No battery is a network.
...
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All chowmin are momos.
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No Kabbadi is Volleyball
Only a few Football are Vollybal...
