Math Help: Grades 6-7

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Math Teaser

Problem
If the cost of a 4-minute telephone call is $0.24, then the cost of a 15-minute call at the same rate is:

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acrimonious
Definition: (adjective) biting, harsh, caustic.
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Select the Chapter below that corresponds to your math book. Test yourself on hundreds of practice problems. Find step-by-step solutions if you get stuck.

•	Chapter 1: Expressions, Operations, and Decimals
•	Chapter 2: Number Theory and an Introduction to Fractions
•	Chapter 3: Operations with Fractions, Rates, and Ratios
•	Chapter 4: Integers
•	Chapter 5: Solving Equations
•	Chapter 6: Geometry in the Plane
•	Chapter 7: Geometry in Space
•	Chapter 8: Percent
•	Chapter 9: Statistics
•	Chapter 10: Probability