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Maths Puzzle
Numerical Ability
A 1000 L tank now contains 240 L of water. How long will it take to fill the tank using a pump that pumps 25 L per minute?
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book Other Question
If f( x ) = 5x+3 and g ( x ) = x^2-3 for what val;ue of x is f( x )= g( x )?
the value in cents of 5 quaters