Suppose you have a gift certificate worth $20 for one long-distance phone call. If the charge is $1.10 for the first minute and $0.42 for each additional minute, what is the longest that you can talk?

Marta uses 1 peice of paper and 1 ribbon to make a kites. the papre comes in 3 packs and the ribbon comes in 4 packs. what is the least number of kites marta can make without any supplies left over

The cost for fudge at Candy Lane is represented by the table. The graph shows the cost of a similar fudge that Best Fudge Shop sells.

How do you solve for a missing component x? 180:x::12:24

Y=x+2 y=-3x whats the answe

7. There are approximately 1.2 x 108 households in the U. S. If the average household uses 400 gallons of water each day, what is the total number of gallons of water used by households in the U. S. each day?

Angela and Doreen each want to buy the same comb. Angela still needs 58 cents to buy a comb and Doreen still needs 6 cents. If they want to combine their money, they still do not have enough. What is the most the comb could cost?

The rate for one unit of a given quality is called a (n)

Her coins have a total value of $9.50. She has a total of 50 coins. Write systems of equations can be used to find the number of dimes, 푑푑, and the number of quarters, 푞푞, Alexis has. Solve the system and explain what the solution mean.

33/50 in decimal form

The base of a triangle is 9 inches more than 3 times the height. if the area of the triangle is 105 square inches, find the base and height.