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Which of the following is the median of the date set below? 9, -4, 6, -1, 13

A. 9

B. 6

C. -1

D. -4

Answer Explanation:

To find the median, we arrange the give dataset in ascending order -4, -1, 6, 9, 13 There are 5 five numbers in the dataset and median will fall in (frac{(5+1)}{2}) position, which is third position. The element in the third position is 6. Therefore, 6 is the median of the give set of data.

Therefore, the Correct Answer is B.

More Questions on TEAS 7 Math

  • Q #1: Which of the following is the decimal equivalent of 3/8?

    A. 375

    B. 3.75

    C. 37.5

    D. 0.375

    Answer Explanation

  • Q #2: ((frac{x}{y}) + rw = z) Solve for x in the equation above.

    A. x=y(z-rw)

    B. x=rw(y-z)

    C. x=w(z+ry)

    D. x=rwy-z

    Answer Explanation

    The question requires us we make x the subject of the formula.

    First, we subtract rw to both sides of the equation

    Multiply both sides by y

    Thus, the formula for finding the value of x is y(z-rw).

  • Q #3: Soft Drinks: Orange Two 24-packs for $20, One 24-pack for $15 Root Beer: One 24-pack for $18 Cream Soda: One 12-pack for $10 A consumer needs to purchase at least 60 soft drinks for a picnic. Which of the following combinations is the most cost-effective?

    A. 5 packs of cream Soda

    B. 3 packs of Orange

    C. 2 packs of Root Beer and 1 pack of Cream Soda

    D. 2 packs of Orange and 1 pack of Cream Soda

    Answer Explanation

    To find the cheapest option, we find the amount the consume will spend for each option given:

    2 packs of Orange and 1 pack of Cream Soda will cost $20 + $10= $30 (Choice D)

    3 Packs of Orange will cost $20+$15 = $35 (Choice B)

    2 packs of Root Beer and 1 pack of Cream Soda will cost 2($18) + $10 = $46 (Choice C)

    5 packs of cream Soda will cost 5($10)=$50 (Choice A)

    Hence Choice D - 2 packs of Orange and 1 pack of Cream Soda is the correct answer.