You had $25 to spend on seven pencils. After buying them you had $4. How much did each pencil cost?

Two cars leave towns 400 kilometers apart at the same time and travel toward each other. One car's rate is 14 kilometers per hour less than the other's. If they meet in 2 hours, what is the rate of the slower car? Do not do any rounding.

1. Does a parallelogram has two congruent sides?

How do you solve 4/9 x 1 1/4

Simplified form of (9x^2-25) / (3x-5)

A, B, C and D are four numbers. A is 25% of B, C and D. B is 60% of C. D is 50% of B and C. find the ratio of A:B:C Express A as a percentage of C.

Use cross products to solve the proportion 4/3 = x/12

The circumference of a circle is 62.8mi. what is the diameter?

2400 divided by 300?

Angelica is shopping for a new cell phone plan. she wants a cell phone plan that will cover unlimited calling texting and up to 4gb of data. she finds a plan defined by the function f (x) = 9.99x + 120 where x represents the additional gb of data.

1. In 2005, there were 100 rabbits in Polygon Park. The population increased by 11% each year. a. Write an exponential growth function that represents the population t years after 2005