Elaina wrote two correct variable expressions to represent the phrase "one-fourth of a number." Which variable expressions could Elaina have written? Select each correct answer.

A.) 4 : n

B.) 4/n

C.) 1/4n

D.) n4

Plane travels 1000 miles in 5 hours and 30 minutes. What is the average speed of the plane in 1 hour?

Which polyhedron has more faces than an octahedron but fewer faces than an icosahedron? A. Dodecahedron B. Cube C. Tetrahedron D. Hexahedron

The taller cylinder will have more volume if it is the

What is the answer of 3· (2x+5) - 23=10?

When Eric makes a small batch of salsa, he uses 1 cup of chopped onions and 3 cups of chopped tomatoes. He wants to know how much of each ingredient to use in larger batches.

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Arnold's entire workout consisted of 10 minutes of warm up exercises 25 minutes of lifting weights and 15 minutes on the treadmill what was the ratio of the number of minutes he lifted weights to the total number of minutes of his entire workout

Lines a and b are perpendicular. The equation of line a is = 13+3 y = 1 3 x + 3. What is the equation of line b?