### Algebra-1 Problems

Problem # |
Problem Statement |
Problems Similar To |
---|---|---|

1. |
Write 20% as a decimal |
\begin{equation}20\end{equation} |

2. |
Write 10/9% as a decimal |
\begin{equation}\frac{10}{9}\end{equation} |

3. |
Write 171% as a decimal |
\begin{equation}171\end{equation} |

4. |
Express 9 as percentage |
\begin{equation}9\end{equation} |

5. |
Express 6/6 as percentage |
\begin{equation}\frac{6}{6}\end{equation} |

6. |
What is 5% of 8? |
\begin{equation}\frac{5}{100} \times 8=x\end{equation} |

7. |
What percent of 59 is 1357/50? |
\begin{equation}\frac{x}{100} \times 59=\frac{1357}{50}\end{equation} |

8. |
15% of what is 21/20? |
\begin{equation}\frac{15}{100} \times x=\frac{21}{20}\end{equation} |

9. |
Population of a certain city decreased to 17% that of last year's. The population now is 19550. What was it last year? |
\begin{equation}\frac{17}{100} \times x=19550\end{equation} |

10. |
The stock market index is now at 5680, which is 80% of last year's value. Where was it at last year? |
\begin{equation}x \times \frac{80}{100}=5680\end{equation} |

11. |
So far this week you have worked 21/50 hours at your part time job. This is 7% of the number of hours you work each week. How many hours do you work each week? |
\begin{equation}x \times \frac{7}{100}=\frac{21}{50}\end{equation} |

12. |
Sales tax rate in State X is 32%. Estimate the sales tax on a model of a Pirate Ship that costs $\$2900$. |
\begin{equation}2900 \times \frac{32}{100}\end{equation} |

13. |
In a purchase, customers pay 4% sales tax over an above the price of the article. You buy a skateboard with a printed price $\$62$, what is the total cost, with taxes, you'll need to pay? |
\begin{equation}62+62 \times \frac{4}{100}\end{equation} |

14. |
According to a nation's census, State X had about 9015700 residents. Of those, 18% are under age 18. How many of State X's residents are under the age of 18? |
\begin{equation}9015700 \times \frac{18}{100}\end{equation} |

15. |
A storage device has 1800 megabytes of storage space. What percent of the space is used by a file that takes up 288 megabytes? |
\begin{equation}\frac{x}{100} \times 1800=288\end{equation} |

16. |
A pharmacy discount card gives the user 83% off prescriptions. Mr. Kumar's cholesterol medication normally costs $\$8$. What is the final price with the discount card? |
\begin{equation}20-8 \times \frac{83}{100}\end{equation} |

17. |
A major city's public transport system sells $\$55$ tickets at a discounted price of $\$40$. What percentage is the discount? |
\begin{equation}\frac{55-40}{55} \times 100\end{equation} |

18. |
A textbook salesperson is paid a base salary of $\$67100$ plus a 2% commission on sales. Her total sales last year were $\$56600$. Find her total pay last year? |
\begin{equation}67100+56600 \times \frac{2}{100}\end{equation} |