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As a person cycling increases speed, the rate of calories burned, distance traveled, and energy expended also increase. Which of the following is the independent variable?

A. Energy

B. Calories

C. Speed

D. Distance

Answer Explanation:

an independent variable is one that when changed, causes the other variable(s) to change. In our case, calories burned, distance traveled, energy used increase when cycling speed increases.

Therefore, speed is the independent variable while other variables are dependent.

Therefore, the Correct Answer is C.

More Questions on TEAS 7 Math

  • Q #1: When the weights of the newborn babies are graphed, the distribution of weights is symmetric with the majority of weights centered around a single peak. Which of the following describes the shape of this distribution?

    A. Uniform

    B. Bell-shaped

    C. Skewed right

    D. Bimodal

    Answer Explanation

    Since the distribution is symmetric, the mean, mode, and median will all be equal. The shape of the distribution will be bell-shaped.

  • Q #2: Which of the following statements is true about the graph?  

    A. The Chargers points per game decreased between seasons eight times between 1996 and 2015

    B. The Chargers scored their lowest number of points per game in 1999-2000 season

    C. The Chargers scored their greatest number of points per game in the 2008-09 season

    D. None of the above

    Answer Explanation

    To find the true statement we need to analyze the given statements.

    For statement 1: the points per game decreased five times between 1996 and 2015. So, the statement is false.

    For statement 2: the lowest points scored per game was in 1998-99 season. So, the statement is false.

    For statement 3: 2008-09 was the season the chargers scored the greatest number of points per game. So, this statement is true.

  • Q #3: 4(x-5)=8 Solve the equation above for x. Which of the following is the correct answer?

    A. ¾

    B. 3 ¼

    C. -3

    D. 7

    Answer Explanation

    In order to solve for the value of x, we use the order of operations as follows:

    The first step is to divide both sides by 4

    Since 5 is subtracted, we add 5 to both sides to eliminate it from the left-hand side of the equation

    Thus, the value of x is 7.