Write the following proportion using colons. 7 is to 21 as 3 is to 9.

Solve for x. 4 - 3x 2 = 5 A) - 2 B) - 1 2 C) 1 2 D) 2

Do anybody know how to slove x to the 2nd piwer + 15x - 54=

A train travels 25 miles in 20 minutes. What is the train speed in miles per hour?

6-pack: $2.29 12-pack: $3.99 24-pack: $5.99 Coach Henderson went to the grocery store to buy some cola. Cola comes in three different packages: 6-pack, 12-pack, and 24-pack. The costs of each are shown.

Find a third degree polynomial function with real coefficients and with zeros 4 and 3+i

A big contains 2.45 liters of cranberry juice. A bottle contains 2 13/25 liters of grape juice. Which container holds less fruit juice? How much less?

1. Tim is choosing between two cell phone plans that offer the same amount of free minutes. Cingular's plan charges $39.99 per month with additional minutes costing $0.45. Verizon's plan costs $44.99 with additional minutes at $0.40.

4,355,000 in word form

In a class, 20 people live on campus and 4 people live off-campus. If we were to draw one student's name from a hat, what is the probability that this student is living off-campus?

And employees salary increase by $4500 which represents a 15% raise what is the employees new salary