Four cheeseburgers and 3 orders of french fries cost $28.80. Two cheeseburgers and 4 order of fries costs $21.40. How much does an order of fries cost?

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section

What is the perimeter of a rectangle if the length is 5 and the width is x?

Solve the problem by using a venn diagram a group of students were surveyed about their taste in music. they were asked how they like three types of music: rock, country western and jazz. the results are summarized below: no one dislikes all three types of music. six like all three types of music. eleven don’t like country western. sixteen like jazz. three like country western and jazz, but not rock. six don’t like rock. eight like rock and country western. seven don’t like jazz. how many students were surveyed?