book
Maths Puzzle
Numerical Ability
How do you solve this problem;
ab divided by c = d.
and
a+a times c = to d
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book Other Question
Solve each compound inequality and write the solution set using interval notation.
a) 3<5x/2 +4 is less than or equal to 12 AND 2x > 3x/2 +1/8
b)
i need help solving this equation: r(R1+R2)=R1R2,for R