A jar contains red, white, and blue marbles. One-fifth of the marbles are red and one-fourth of the marbles are white. THere are 20 red marbles in the jar. HOw many blue marbles are in the jar?

Five times a number decreased by nine is equal to twice the number increased by 23. Which equation could be used to solve the problem? Rachna has nickels, dimes, and quarters in her piggy bank. She has $4.65 altogether.

Joe's cell phone costs him $21 per month plus $3 for every 1GB of data downloaded. What is the limit to the number of GBs he can download to stay within his monthly budget of $30.

How do you decide where to shade an inequality whose boundary does not go through the origin?

6.271 divided by 4 round to the nearest tenth

The ratio of the shoes sold to sndals sold was 3:10 if there were 14 more sandalssoldhow many shoes weresold?

A corporate team-building event costs $1, plus an additional $1 per attendee. Write an equation that shows the relationship between the attendees x and the cost y. Write your answer as an equation with y first, followed by an equals sign.

How many social security numbers are available if the only restriction is that the number 000-00-0000 cannot be assigned?

describe how the graph of y=x^2 can be transformed to the graph of the given equation

What is the common difference between ratio between successive terms in the sequence 1.5, 1.2, 0.96, 0.768

A rectangular parcel of land is 90 ft wide. the length of a diagonal between opposite corners is 30 ft more than the length of the parcel. what is the length of the parcel?