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Which of the following is the median of the date set below? 9, -7, 1, -4, 3

A. -7

B. 1

C. 3

D. -4

Answer Explanation:

 The median of a data set is determined by arranging the numbers in ascending orders, and the median is the number the falls in the middle position.

-7, -4, 1, 3, 9

There are five numbers in the data set, and the median falls in the third position from either side. Thus, 1 fall in the third position.

Therefore, the Correct Answer is B.

More Questions on TEAS 7 Math

  • Q #1: A recipe calls for 5/7 cup of flour for every 2 3/5 cup of milk. To make a bigger batch, the chef uses 3 cups of flour. Which of the following would be the amount of milk needed for the bigger batch?

    A. 12 1/5 cups

    B. 12 2/5 cups

    C. 8 9/25 cups

    D. 10 23/25 cups

    Answer Explanation

    To find the required number of cups milk needed, we set a proportion equation with number of cups be numerator and cups of milk as denominator.

    Let x be the number of cups of milk needed, then

    The numbers of cups of milk required is 273/25, which when converted to mixed fraction becomes 10 23/25.

  • Q #2: Which of the following is the equivalence in pounds for 50 kg? (2.2 lb=1 kg)

    A. 52.2 lb

    B. 22.7 lb

    C. 110 lb

    D. 220 lb

    Answer Explanation

     We are asked to convert kg to pounds using the given relation. Letting x to represent the lb we are looking for.

    Nest, we set the proportion with kg in the numerator and lb on the denominator as follows.

    We find the value of x by cross-multiplication

    The value of x is 110 lb.

  • Q #3: To determine the cost of a meal, the restaurant considers the quantity of the meal, the number of toppings, and the types of spices. Which of the following is the dependent variable?

    A. Size of meal

    B. Cost of meals

    C. Type of spices

    D. Number of toppings

    Answer Explanation

    A dependent variable changes with any change made in an independent variable. From this case, cost of meals depends on other three options. In other words, the quantity of meal, number of toppings, and types of spices influence the cost of the meal.