Free HESI A2 Exam Braindumps (page: 16)

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A salesman spent $34 at the store in the first week of December. He spent $73 during each of weeks two and three. The last week, he spent another $123. What was his average weekly expense during the month of December?

  1. $57.50
  2. $75.75
  3. $73.00
  4. $101.00

Answer(s): B

Explanation:

To get the average of several amounts, add all amounts then divide by the number of amounts added.
In the question, we add all the weekly expenses, then divide by how many amounts were added: ($34 + $73 + $73 + $123) ÷ 4 = $303 ÷ 4 = $75.75



What is 18 × 34?

  1. 540
  2. 646
  3. 408
  4. 612

Answer(s): D

Explanation:

When multiplying manually, multiply the first number by the first digit (ones value) of the second number, in this case: 18 × 4 = 72; then multiply the first number by the second digit (tens value) of the second number, in this case: 18 × 30=540; then add the two results: 72 + 540 = 612.
When multiplying with a calculator, simply key in the correct numbers (18 and 34) using the correct mathematical operational sign (×) in between the numbers.



What is (9 + 4) + (13 + 2)?

  1. 28
  2. 20
  3. 14
  4. 9

Answer(s): A

Explanation:

This question can be solved easily by adding the numbers inside the parenthesis first, then adding the resulting sums together. But since the mathematical operation involved is only addition, you may actually simply add all numbers without regard for order or parentheses. It’s actually the same as 9 + 4 + 13 + 2 = 28.



Convert 0.125 into fraction form.

  1. 1/2
  2. 1/4
  3. 1/16
  4. 1/8

Answer(s): D

Explanation:

To convert 0.125 to its fraction form, think of a number to multiply it with so that it becomes a whole number. That would be 1000, because 0.125 × 1000 = 125, a whole number. Then divide 125 with the same number that you multiplied it with, thus: 125/1000. Now we have a fraction. The next step is to reduce this huge fraction to its lowest form. Factor out the numerator and denominator: 125/1000 = 125×1/125×8. The 125 in the numerator and denominator cancel out, leaving us the reduced form of the fraction, 1/8.






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