Math Problem Statement
A pencil is of length 13.5cm and a pen is of length 15.5cm. What is the ratio of the length of the pencil to the length of the pen?
What fraction of the length of the pen is the difference between their lengths?
Solution
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Math Problem Analysis
Mathematical Concepts
Ratios
Fractions
Simplification
Formulas
Ratio = (Length of pencil) / (Length of pen)
Fraction = (Difference in lengths) / (Length of pen)
Theorems
Greatest common divisor (GCD) for simplifying fractions
Suitable Grade Level
Grades 6-8