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Maths Puzzle
Numerical Ability
if y is always horizontal when you graph number lines and x is always vertical, then what does the line y=x look like?
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exam Other Question
A and B working together can do a job in 24 hours. After A worked alone for 7 hours, B joined him and together they finished the rest of the job in 20 hours. How long would it take each working alone to do the job?
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