book Maths Puzzle Numerical Ability

Two cars are 2 miles apart on a staright road, traveling in the same direction. The lead car travels 25 mph and the trailing car travels at 35 mph. How long does it take the faster

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book Other Question
can you please help me with {x+y=12
{x-y=2 Identify the factors of the polynomial x^3+4x^2-x-4

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