exam Maths Puzzle Numerical Ability

One grocery clerk can stock a shelf in 20 minutes, whereas a second clerk requires 30 minutes to stock the same shelf. If the two clerks worked together. how long would it take th

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exam Other Question

what are the rational zeros and other zeros
What are the linear factors
f(x)=3x4-4x3+x2+6x-2
2 log x + 1/2 log y