exam
Maths Puzzle
Numerical Ability
the height of a tower is 3 times the height of a certain building. if the tower is 50m taller than the building,how tall is the tower?
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exam Other Question
p-(3p-1) + 12> -2 (p+4) -12
Please help a dummy
p-3p+1+12>-2p-8-12
-2p+13>-2p-20
13>-20 is the solution
A liter of cream has 9.2% butterfat. How much skim milk containing 2% butterfat should be added to the cream to obtain a mixture with 6.4% butterfat?