book
Maths Puzzle
Numerical Ability
How much water should be added to 30 gallons of a solution that is 70% antifreeze in order to get a mixture that is 60% antifreeze?
Read Solution (Total 0)
book Other Question
Simplify: -12^-2
Please explain in detail, I want to do the rest of them myself
Solve each compound inequality. State the solution set using interval notation and graph it
4. x <= 0 and x + 6 > 3