exam
Maths Puzzle
Numerical Ability
horse is 2/3 as old as carabao, the difference between their ages is 4. how old is the carabao?
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Dear Edwin, thank you so much. I reentered the problem, hope this is better. Thanks again.
lim (x/2 + 3) =
x→0
One printing machine workes twice as fast as another. When both machines are used, they can print a magazine in 3h. How many hours would each machine require to do the job alone?