Algebra Keystone 2023 Released Items Module 2

Algebra Keystone 2023 Released Items Module 2

Assessment

Flashcard

Mathematics

9th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the formula to calculate the time it takes for a heart rate to return to resting rate when decreasing at a constant rate?

Back

Time (minutes) = (Initial Heart Rate - Resting Heart Rate) / Decrease Rate

2.

FLASHCARD QUESTION

Front

What does the equation y = 17,600 - 23x represent in the context of a satellite's altitude?

Back

It represents the altitude (y) of the satellite in kilometers, decreasing at a rate of 23 kilometers per month (x) from an initial altitude of 17,600 kilometers.

3.

FLASHCARD QUESTION

Front

How do you determine the slope of a linear function from its equation?

Back

The slope is the coefficient of x in the equation f(x) = mx + b, where m is the slope.

4.

FLASHCARD QUESTION

Front

What is a quartile in statistics?

Back

A quartile is a type of quantile that divides a data set into four equal parts, with each part representing 25% of the data.

5.

FLASHCARD QUESTION

Front

How do you calculate the average rate of reading pages?

Back

Average Rate = Total Pages / Total Time (in minutes).

6.

FLASHCARD QUESTION

Front

What is the resting heart rate of Marty after exercising?

Back

72 beats per minute.

7.

FLASHCARD QUESTION

Front

If a satellite's altitude decreases at a constant rate, what does this imply about its motion?

Back

It implies that the satellite is losing altitude steadily over time.

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