Palindromes Are Numbers Whose Value Is the Same Backwards as Forwards

question 12

Multiple Choice

Palindromes are numbers whose value is the same backwards as forwards. For example, 1331 is a palindrome. How many palindromes can you find between 1000 and 9999 ? ​

• A) 90
• B) 89
• C) 88
• D) 91
• E) 85

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Definitions:

Mean Absolute Percentage Error

A statistical measure used to calculate the accuracy of a forecasting model, expressed as a percentage of error between observed and predicted values.

Forecasts Characteristics

Features or attributes of predictions about future events, such as demand or market trends, including accuracy, reliability, and timeliness.

Solver

In computational mathematics, a solver is an algorithm or software application used to solve mathematical, engineering, or logistical problems.

Mean Absolute Deviation

A statistical measure that summarizes the absolute differences between individual data points and their mean, indicating data variability.