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Which of the following is the best approximation of 15 times the positive square root of 33?

A. 78.5

B. 44.7

C. 156.2

D. 86.2

Answer Explanation:

we use the calculator to determine the positive square root of 33, which is then multiplied by 15.

Using the calculator,

Multiplying the square root above with 15 becomes

The approximate value is 86.2.

Therefore, the Correct Answer is D.

More Questions on TEAS 7 Math

  • Q #1: A bag contains five green balls, four red balls, and three yellow balls. If one ball is randomly selected from the ball, which of the following is the probability that the ball is green?

    A. 5/12

    B. ¼

    C. ½

    D. 1/3

    Answer Explanation

    The probability of an event is given by

    To find the probability of drawing a green ball, we need to find the total number of balls in the bag.

    Total number of balls in the bag=5+4+3=12 balls

    The probability of drawing a green ball from the bag is 5/12.

  • Q #2: 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.

  • Q #3: -1/6, -0.7, -1.8, -7/6 Of the number listed above, which number is the greatest?

    A. -1/6

    B. -0.7

    C. -7/6

    D. -1.8

    Answer Explanation