How to write 4 (2x) as an equivalent expression

Which equation has a constant of proportionality equal to 4? A.) 4y=4x B.) 4y=12x C.) 3y=4x D.) 3y=12x

A six-sided die of unknown bias is rolled 20 times, and the number 3 comes up 6 times. In the next three rounds (the die is rolled 20 times in each round), the number 3 comes up 6 times, 5 times, and 7 times.

If the equation is p=2.5v-500 would the graph be going up or down?

Determine the 9th term of a) 15,5,5/3,5/9 b) 7,4,1,-2

All right triangles are similar. TrueFalse

If 44% of the students in a certain college are females and there are 2,640 female students, what is the total number of students

In a parking lot, 25% of the cars are blue. There are 8 blue cars in the parking lot. How many total cars are in the parking lot? This is probably really easy but my head hurts bad.

1/a ? 1/b If a < b, which symbol makes the sentence true?

Cylinder height of 7 and a radius of 4 cm. How many cubic centimeters of fluid can fill this cylinder

The average (arithmetic mean) of 7 numbers in a certain list is 12. The average of the 4 smallest numbers in this list is 8, while the average of the 4 greatest numbers in this list is 17.