exam Maths Puzzle Numerical Ability

((x-a)/(b+c))+((x-b)/(c+a))+((x-c)/(a+b))=3

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exam Other Question

HOW DO YOU SLOPE

Slope: -2; y-intercept: (0, 4)

Slope: 5; y-intercept: (0, -2)

Slope: -3/4 ; y-intercept: (0, 8
If you are 2 miles away fm the lighting flash, how long will it take the sound of thunder to reach you?