Tell whether the rates form a proportion.

7 inches in 9 hours; 42 inches in 54 hours

2x + 5 - 6x + 21 = 2 (3x - 5) - 4

Which is an algebraic expression that best describes the sequence 4, 16, 64, 256, 1024

in Mr. Kleins class, 40% of the students are boys. What decimal represent the portion of the students that are girls

What is. 0487 as a percent

The Statue of Liberty in New York stands on top of a foundation and a pedestal. The statue, including foundation and pedestal, measures about 305 feet from the ground to the top of the statue's torch. The statue herself stands 151 feet.

The product of two consecutive odd positive numbers is 399. Find the two numbers

The monthly cost of driving a car depends on the number of miles driven. Lynn found that in May her driving cost was $380 for 480 mi and in June her cost was $450 for 830 mi.

How many times does 67 go into 148

Problem Solving Real World 10. There are 100 pennies in a dollar. What fraction of a dollar is 61 pennies? Write it as a fraction, as a decimal, and in word form. How do you put 61/100 in word form

Which of the following is true for the relation f (x) = 2x2 + 1? Only the equation is a function. Neither the equation nor its inverse is a function. Both the equation and its inverse are functions. Only the inverse is a function.