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Question #813cd
If the average of $x$ $x$ and $3 x$ $3x$ is $12$ $12$ , what is the value of $x$ $x$ ?
Two years of local Internet service costs $685, including the installation fee of $85. What is the fee?
How do you solve $\frac{5 m}{6} = \frac{10}{12}$ $\frac { 5m } { 6} = \frac { 10} { 12}$ ?
Last year, there were 380 students at Middle school. This year, the student population will increase by 5%. What will be the school's increased student population?
Three year ago, Jolene bought $750 worth of stock in a software company. Since then the value of her purchase has been of 125% per year. How much is the stock worth now?
How do you solve $\frac{14 + x}{20} = 5$ $(14+x)/20=5$ ?
0.4 is 20% of what number?