Prove that 3:8 is equivalent to 12:32.

a. use diagrams to support your answer.

b. use the description of equivalent ratios to support your answer.

The equation y = - 5.131x^2 + 31.821x - 3.333 approximates the number of people standing in line to catch a commuter train x hours after 5 a. m. What is the best estimate for the number of people in line at 8 a. m? A. 77 B. 46 C. 40 D. 32

The produce department of a grocery store sold 288 pounds of tomatoes. the weight represented 72% of the shipment the store received. the rest spoiled and had to be discarded. how many pounds of tomatoes were originally received?

What is the absolute value of 2.8 on a number line?

At 6 a. m. the temperature was 18oF. By noon it had risen to 36oF. A student claimed that it was then "twice as warm" as it was at 6 a. m. Is this student correct? Explain.

What is the value of 7 in the number 53.73

Complete this sentence in a triangle the angle with the greatest measure is always opposite the

Given cosθ=1/3, find sin (90-θ)

What is 17 over 31 in simplest form

Write and solve a real-world word problem in which there are 3 pancakes for every person

Solve the following problems 2 foot 5 in + 9 in