Which of the following are central ideas that develop the topic? check the three boxes that apply.

The sum of the lengths of all the edges of a cube is 6 centimeters. what is the volume in cubic centimeters of the cube

The recommended daily calcium intake for a 20-year-old is 1,000 milligrams (mg). one cup of milk contains 299 mg of calcium and one cup of juice contains 261 mg of calcium. which of the following inequalities represents the possible number of cups of milk m and cups of juice j a 20-year-old could drink in a day to meet or exceed the recommended daily calcium intake from these drinks alone?

Trey caught a five and a half pound fish. how much did it weigh in ounces?