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ATQ, After removal of 90 litres of mixture, Let the initial quantity of water be '100b' litres. Initial quantity of salt = 0.4 × 100b = '40b' litres. ATQ, 100b - 40b = 30 Or, 60b = 30 Or, 'b' = 30/60 = 0.5 Therefore, final quantity of water = 100b + 20 = 100 × 0.5 + 20 = 50 + 20 = 70 litres
Statements:
Some exercise are gym.
All gym are supplement.
Some equipment are supplement.
Conclusions:
Statements:All Januarys are Februarys.
No February is March.
All marches are Aprils.
Conclusions:
Statements:
Few Numbers are Letters.
All Numbers are Consonants.
Some Consonants are not Alphabets.
Conclusion:
How many Floors are in between the U and S?
Statements:
Some Rats are Cats.
Only a few Dogs are Camel.
Only a few Camels are Animals.
No Animal is Rat.
Statements:
Few Orphan are Deaf.
All Deaf are Blind.
No Blind is Lame.
All Dumb are Lame.
Conclusion:
...Statements:All males are females.
All females are men.
No man is a woman.
Statements:
All pens are pencils.
Some penicls are erasers.
Some erasers are sharpner.
Conclusions:
Statements:
Only Assignment are Instruction.
All Direction are Assignment.
No Assignment is a Cover.
Conclusions:
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