Azoo has 15 emperor penguins the emperor penguins make up 30% of all the penguins at the zoo how many penguins live at the zoo?

If the cost to mail a package is an initial $5 and $0.28 for every pound the total cost to mail a package was $11.27, how much did the package weigh?

The table shows the number of students who signed up for different after school activities. activity students cooking 9 chess 4 photography 8 robotics 11 select the true statements about the information in the table.

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²