Determine whether y varies directly with x. If so, find the constant of variation. y-12x=0 Does y vary directly with x?

15. A new section of 12-inch diameter pipe is to be disinfected before it is put into service. If the length of the pipeline is 1200 feet, how many gallons of water will be needed to fill it?

The data set shows the number of hours per week that each student in a class spends studying at home. What is the shape of the distribution for this data set?

If the sum of the quadrilateral is 360 what is the value of "x" if you have (2x-3) (2x-3) x x

Erica has a sphere shaped bouncy ball with a diameter of 2 inches. Michelle has a sphere shaped bouncy ball with a diameter of 4 inches. To the nearest tenth, how much more space is occupied by Michelle's bouncy ball than Erica's? A) 29.3 in³ B) 33.

Average speed having travelled 40 miles in 2 hours.

At the grocery store, a 15-ounce box of raisin bran costs $3.19. A 20-ounce box of raisin bran costs $3.59, and a 25.5-ounce box of raisin bran costs $3.99. What is the unit rate for each box of cereal? Round each answer to the nearest cent.

Nick's mother bought 4 3/8 pounds of strawberries on Monday. Nick ate one fourth of the strawberries before he went to bed. A. How many pounds of strawberries did Nick eat on Monday? B. How many pounds of strawberries were left? C.

another system of equations with the same number of solution that use the first equation only 12 y+51 y=156 and - 8x-34y=-104

You are asked to choose your favourite season of the year, and then your second favourite season. Draw a tree diagram to display the number of different possible outcomes.

What are the two formulas for circumference? Are they the same? Explain why.