Tammy spends her money on lemonade and iced tea. If the price of lemonade falls, it is as though her income . a. Increases.

b. Decreases.

c. Stays the same.

A lottery prize of $\frac{15 x^3}{y^2}$ dollars is to be divided among $5 x$ people. Express the amount of money each person is to receive as a rational expression in $x$ and $y$.

Money Betsy has $n$ quarters. You can use the expression $0.25 n$ to find the total value of her coins in dollars. What is the value of $18$ quarters?

Add money amounts.
Find the sum. $\$ 135.23+\$ 29.99+\$ 18.50=\$ 183.72$

1a. $\$ 277.13+\$ 15.32+\$ 20.86+\$ 19.11$
1b. $\$ 43.07+\$ 13.26+\$ 81.68+\$ 42.19$

In the notation of the open model of Leontief, suppose that

$$A=\left( \begin{array}{cc}{\frac{1}{2}} & {\frac{1}{5}} \\ {\frac{1}{3}} & {\frac{1}{5}}\end{array}\right) \quad$$

and

$$\quad d=\left( \begin{array}{c}{2} \\ {5}\end{array}\right)$$

are the input-output matrix and the demand vector, respectively. How much of each commodity must be produced to satisfy this demand?

Which expression can be used to fepresent the phrase "three times the amount of money"?

A $3+m$ B $3-m$ C $3 \times m$ D $3-m$

Write in the blank the correct form of the modifier in parentheses.

Beth had collected the _____ tip money of anyone working Saturday night. (little)

Multiply whole numbers or money amounts by percents . Find the product. 12 % x 136,000 = 0.12 x 136,000 = $16,320

2a. 37% X 43,200

2b. 12 % X$13,600,000

Solve. If needed, round money amounts to two decimal places, and all other amounts to one decimal place. $\\$ The number$42$is what percent of$35$?

Find the total amount of money invested in an account at the end of the given time period.
compounded monthly, $P=\$ 2,000, r=3 \%$ $t=5$ years

Add money amounts. Find the sum. $\$43,112 + \$3,078 + \$1,087 + \$466 = \$47,743$

a. $\$19,208 + \$189 + \$2,417 + \$25$

b. $\$78,297 + \$35 + \$108 + \$3,108$

Nyla has $36$ nickels and dimes. She has twice as many dimes as nickels. How much money does Nyla have?

Mylie’s total utility from singing the same song over and over is 50 utils after one repetition, 90 utils after two repetitions, 70 utils after three repetitions, 20 utils after four repetitions, 250 utils after five repetitions, and 2200 utils after six repetitions. Write down her marginal utility for each repetition. Once Mylie’s total utility begins to decrease, does each additional singing of the song hurt more than the previous one or less than the previous one?

Banks make loans to individuals, companies, and many other groups, including cities. Why would a city need to borrow money?