exam Maths Puzzle Numerical Ability

3/2x-1/x+1=1/x(3x+3)

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exam Other Question

x/2 - 3+ x/4 = 2 One day, the temperature at 8:00 A.M. was 41�F, and by 1:00 P.M. the temperature was 61�F. What was the hourly rate of temperature change?