AMC 8 2020 Drill 2 (2K1) Q18-25

Front

What is the definition of mean in a set of numbers?

Back

The mean is the average of a set of numbers, calculated by adding all the numbers together and dividing by the count of numbers.

Front

How do you find the median of a set of numbers?

Back

To find the median, arrange the numbers in ascending order and identify the middle number. If there is an even number of values, the median is the average of the two middle numbers.

Front

What is a four-digit number?

Back

A four-digit number is a number that has four digits, ranging from 1000 to 9999.

Front

What does it mean for a number to be a multiple of another number?

Back

A number A is a multiple of number B if A can be expressed as B multiplied by an integer.

Front

What is the maximum possible value in a set of integers with a given mean?

Back

The maximum possible value can be found by maximizing the other values in the set while keeping the mean constant.

Front

What is the significance of a score being 'not possible' in a scoring system?

Back

A score being 'not possible' means that it cannot be achieved based on the rules of the scoring system.

Front

How do you determine the order of scores based on given conditions?

Back

To determine the order of scores, analyze the statements made by each individual and use logical reasoning to deduce their relative scores.

Front

What is the formula for calculating total points in a scoring system with correct, unanswered, and incorrect answers?

Back

Total points = (Number of correct answers x Points per correct answer) + (Number of unanswered questions x Points per unanswered question) + (Number of incorrect answers x Points per incorrect answer).

Front

What is a constant speed?

Back

Constant speed means that an object covers equal distances in equal intervals of time, regardless of how small the time intervals are.

Front

What is the relationship between speed, distance, and time?

Back

The relationship is defined by the formula: Speed = Distance / Time.