Number System Formative Assessment 2 - 4th Hour

10 Questions | By TBlanton | Last updated: Sep 13, 2013 | Total Attempts: 174

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Number System Formative Assessment 2 - 4th Hour

This formative assessment checks your understanding of the real number system, fraction/decimal conversions, ratios, exponents, and scientific notation.

Questions and Answers

1.

_____ .6
- A.
  
  <
- B.
  
  >
- C.
  
  =
2.

____
- A.
- B.
  
  >
- C.
  
  =
- D.
  
  Answer option 4
3.

In a group of 20 students, 6 are sixth graders, 2 are seventh graders, and 12 are eighth graders. Write the ratio of eighth graders to the total number of students in simplest terms.
4.

A horse runs 50 meters per 8 seconds. Express the horse's speed as a unit rate.
- A.
  
  6
- B.
  
  6.25
- C.
  
  6 meters
- D.
  
  6.25 meters
- E.
  
  6 meters per second
- F.
  
  6.25 meters per second
5.
6.
7.
8.

Write 5100300000 in scientific notation.
- A.
- B.
- C.
- D.
9.

Evaluate . Express your answer in standard form.
10.

Where should parentheses be placed to make this statement true? 7 + 3 x 5 - 1 = 19
- A.
  
  (7 + 3) x 5 - 1 = 19
- B.
  
  7 + (3 x 5) - 1 = 19
- C.
  
  7 + 3 x (5 - 1) = 19
- D.
  
  (7 + 3) x (5 - 1) = 19
- E.
  
  The equation does not need parentheses to be true.

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