Marietta is conducting a survey at school to determine which is the most popular subject. She asks everyone in her first period class.  Determine the sampling method. 

Samantha’s favorite cereal costs $4.62 for 22 ounces. What is the unit price per ounce? 

Fiona is visiting Paris, and plans to visit the Louvre after the Eiffel Tower. On the map of Paris, France, the Eiffel Tower is 6.5 inches away from the Louvre Museum. If the scale on the map is 1 in: 500 m,  which proportion could be used to find the actual distance from the Eiffel Tower to the Louvre Museum? 

Greta is preparing for Halloween. She wants to get enough candy to give each trick or treater 5 pieces of candy. She anticipates having 45 children visit her house to trick-or-treat. If each bag of candy holds 25 pieces, which proportion(s) could she use to determine how many bags of candy she should buy? Select all that apply. 

What number is 15% of 54?

Find the volume of the figure shown.  A shaded triangular prism is shown in three-dimensional view. The front face is a right triangle with a base labeled 6 inches along the bottom edge and a height labeled 8 inches along the left edge. The left side rectanglular face extends backward and is labeled 15 inches along the bottom edge, indicating the depth.

Two stores have Tom’s favorite candy on sale. Candy Express is selling the candy for $1.98 in 30 ounce bags, while Candy Unlimited is selling the candy in 32 ounce bags for $2.25. Which store has the best price? [answer1] What is their unit price per ounce? [answer2]

Find the percent of decrease. Original: 450 New: 180

Identify the coordinates of the image if the preimage has coordinates And the translation rule is  

If  A geometric diagram shows two triangles stacked vertically. The upper triangle is shaded purple and labeled X, Y, and Z. Points Y and Z form a horizontal base, with Y on the left and Z on the right. Point X is centered above the base, forming the top vertex. Below it is a smaller triangle shaded yellow and labeled T, U, and V. Points U and V form a horizontal base, with U on the left and V on the right. Point T is centered above the base. Both triangles have a similar orientation, with a horizontal base and a single top vertex centered above the base.