4. A square of area 81 cm² is used to
make a rectangle of the same
perimeter. Which dimension below is
possible for such a rectangle?
A.
B.
3 cm by 6 cm
7 cm by 9 cm
6 cm by 12 cm
1 cm by 18 cm

Equation for the calculation double 2 and then add 5

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years

An internet company charges $8.95 per month for the first 3 months that it hosts your web site. then the company charges $11.95 per month for web hosting. how much money, in dollars, will the company charge for 8 months of web hosting?