Unit Review: Consumer math

G.1Find each unit price. Write the better buy.

1. 1
   Which is the better buy for paper towels: $4$ rolls for $\text{\$}3.28$, $6$ rolls for $\text{\$}4.44$, or $8$ rolls for $\text{\$}6.48$?
2. 2
   Which is the better buy for rice: $3$ lb for $\text{\$}0.90$, $4$ lb for $\text{\$}1.24$, or $12$ lb for $\text{\$}2.28$?

G.2Answer each question.

1. 3
   A dinner bill is $\text{\$}76.00$. The family leaves a tip of $20\%$. What is the total with the tip?
2. 4
   A dinner bill is $\text{\$}46.00$. The family leaves a tip of $15\%$. What is the total with the tip?

G.3G.4Answer each question. (continued)

1. 5
   A pair of sneakers that costs $\text{\$}81.00$ is on sale for $30\%$ off. How much do you save?
2. 6
   A store buys a tent for $\text{\$}116.00$ and marks the price up $50\%$. How much is the markup?
3. 7
   A dinner bill is $\text{\$}90.00$ before tax. The tax is $10\%$ and the tip is $15\%$, both of the original bill. What is the total?
4. 8
   A $\text{\$}318.00$ tent is marked $20\%$ off. Then the store takes another $10\%$ off the sale price. What is the final price?

G.5Use I = Prt to answer each question.

1. 9
   You put $\text{\$}250.00$ in a savings account that earns $3\%$ simple interest each year. How much money will be in the account after $3$ years?

G.5Use I = Prt to answer each question. (continued)

1. 10
   You put $\text{\$}650.00$ in a savings account that earns $4\%$ simple interest each year. How much money will be in the account after $6$ years?

G.6Interest is compounded once a year. Round to the nearest cent.

1. 11
   Grace deposits $\text{\$}2,800.00$ in an account that earns $6\%$ interest compounded annually. How much interest does the account earn in $2$ years?
2. 12
   Ana deposits $\text{\$}1,400.00$ in an account that earns $4\%$ interest compounded annually. How much interest does the account earn in $2$ years?

G.7Answer each question.

1. 13
   A pair of sneakers that costs $\text{\$}61.00$ is on sale for $50\%$ off. What is the sale price?
2. 14
   A pair of sneakers that costs $\text{\$}104.00$ is on sale for $20\%$ off. How much do you save?

G.1Unit Prices: Which Is the Better Buy?

1. 1$6$ rolls for $\text{\$}4.44$ ($\text{\$}0.74$ per roll)
2. 2$12$ lb for $\text{\$}2.28$ ($\text{\$}0.19$ per lb)

G.2G.3G.4Answer each question.

1. 3$\text{\$}91.20$
2. 4$\text{\$}52.90$
3. 5$\text{\$}24.30$
4. 6$\text{\$}58.00$
5. 7$\text{\$}112.50$
6. 8$\text{\$}228.96$

G.5Simple Interest

1. 9$\text{\$}272.50$
2. 10$\text{\$}806.00$

G.6Compound Interest

1. 11$\text{\$}346.08$
2. 12$\text{\$}114.24$

G.7Consumer Math Review

1. 13$\text{\$}30.50$
2. 14$\text{\$}20.80$